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2014/10/16 ¤W¤È 12:03:39
jquery Programming Glossary: handlehttp://stackoverflow.com/questions/1200266/submit-a-form-using-jquery
Variable doesn't get returned from AJAX function http://stackoverflow.com/questions/12475269/variable-doesnt-get-returned-from-ajax-function do is provide a callback to the get_data function and handle the result in the callback. function get_data data destination..
Events triggered by dynamically generated element are not captured by event handler http://stackoverflow.com/questions/12829963/events-triggered-by-dynamically-generated-element-are-not-captured-by-event-hand by dynamically generated element are not captured by event handler I have a div with id modal generated dynamically with the.. dynamically with the jQuery load method '#modal' .load 'handlers word.edit.php' word.edit.php contains a few input element.. for capturing the user's values is 'input' .keyup function handler this .val name this .attr 'name' This second code block seems..
jQuery Mobile: Markup Enhancement of dynamically added content http://stackoverflow.com/questions/14550396/jquery-mobile-markup-enhancement-of-dynamically-added-content inject it into a page you can trigger the create event to handle the auto initialization for all the plugins contained within..
Choosing and activating the right controls on an AJAX-driven site http://stackoverflow.com/questions/15048223/choosing-and-activating-the-right-controls-on-an-ajax-driven-site to manipulate static HTML. Use waitForKeyElements to handle nodes added or changed by javascript AJAX . Use the Greasemonkey..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery you can do file validations name size and MIME type or handle the progress event with the HTML5 progress tag or a div . Recently.. contentType false processData false Now if you want to handle the progress. function progressHandlingFunction e if e.lengthComputable..
jQuery animate backgroundColor http://stackoverflow.com/questions/190560/jquery-animate-backgroundcolor of the plugin and not some buggy old thing which doesn't handle Safari and crashes when the transitions are too fast. Since..
http://stackoverflow.com/questions/2954932/difference-between-jquery-click-bind-live-delegate-trigger-and-on function they are equivalent. Use them when binding a handler directly to an element like this document .click function alert.. document If this element gets replaced or thrown away this handler won't be there anymore. Also elements that weren't there when.. that weren't there when this code was run to attach the handler e.g. the selector found it then won't get the handler. .live..
http://stackoverflow.com/questions/399867/custom-events-in-jquery etc but I'm building a tiny javascript library plugin to handle some preview functionality. I've got a script running to update.. I overlook some builtin functionality in jquery to raise handle user events or do I need some jquery plugin to do it What do.. to do it What do you think is the best way plugin to handle this jquery events share improve this question take a look..
jQuery Upload Progress and AJAX file upload http://stackoverflow.com/questions/4856917/jquery-upload-progress-and-ajax-file-upload would be even better If I could get a solution that will handle multiple file uploads. I am using the jquery.uploadprogress.. to do but I don't know about any others. This is how I handled the request 1 image per request in PHP if isset _FILES 'file'..
How can jQuery deferred be used? http://stackoverflow.com/questions/4869609/how-can-jquery-deferred-be-used append Constructor takes a function which will be the task handler to be called .append appends a task to the buffer. Buffer will.. when the previous task has finished var Buffer function handler var tasks empty resolved deferred object var deferred .when.. tasks empty resolved deferred object var deferred .when handle the next object function handleNextTask if the current deferred..
jQuery - setting the selected value of a select control via its text description http://stackoverflow.com/questions/496052/jquery-setting-the-selected-value-of-a-select-control-via-its-text-description . Select by description for previous versions val should handle both cases. Are you not seeing it Eg 'select' .val '1' selects..
jQuery autocomplete tagging plug-in like StackOverflow's input tags? [closed] http://stackoverflow.com/questions/519107/jquery-autocomplete-tagging-plug-in-like-stackoverflows-input-tags that SO uses for entering tags There are plugins that can handle one word but I haven't seen any that handle multiple words... that can handle one word but I haven't seen any that handle multiple words. Also should I link directly to Google's hosted..
Browser Memory Usage Comparison: inline onClick vs. using JQuery .bind() http://stackoverflow.com/questions/5303471/browser-memory-usage-comparison-inline-onclick-vs-using-jquery-bind in the afterInsertRow JQGrid event. Apply the delegate handler to buttons of specific classes as @KenRedler said below '#container'.. more resources if you just use existing in jqGrid event handler. Two event handler can be useful for you onCellSelect and beforeSelectRow.. you just use existing in jqGrid event handler. Two event handler can be useful for you onCellSelect and beforeSelectRow . To..
How to get image size (height & width) using JavaScript? http://stackoverflow.com/questions/623172/how-to-get-image-size-height-width-using-javascript img document.getElementById 'imageid' or however you get a handle to the IMG var width img.clientWidth var height img.clientHeight..
jQuery .on function for future elements, as .live is deprecated [duplicate] http://stackoverflow.com/questions/8191064/jquery-on-function-for-future-elements-as-live-is-deprecated live into on in jQuery 3 answers I need to add a handler for the click event of future div elements that don't exist.. exist yet. Normally I would use jQuery's .live function to handle this but it seems that it is now deprecated in favor of .on.. documentation shows you would replace selector .live event handler with document .on event selector handler . Also you have the..
What is the cost of '$(this)'? http://stackoverflow.com/questions/10433014/what-is-the-cost-of-this jQuery object and setting the length of the context to 1 Handle DOMElement if selector.nodeType this.context this 0 selector..
Can you have a javascript hook trigger after a DOM element's style object changes? http://stackoverflow.com/questions/10868104/can-you-have-a-javascript-hook-trigger-after-a-dom-elements-style-object-change demo page . Edit 2 Fix for propertName in IE7 IE8 Edit 1 Handle multiple elements Ordered the conditions as MutationObserver..
How can I position an element next to user text selection? http://stackoverflow.com/questions/1589721/how-can-i-position-an-element-next-to-user-text-selection range.setEnd sel.focusNode sel.focusOffset Handle the case when the selection was selected backwards from the..
How can I get JQGrid to recognize server sent Errors? http://stackoverflow.com/questions/1636580/how-can-i-get-jqgrid-to-recognize-server-sent-errors 0 row previewData.length row if previewData row .HasError Handle error display error in row etc ... else table.addRowData row..
Is there a way to round numbers into a reader friendly format? (e.g. $1.1k) http://stackoverflow.com/questions/2685911/is-there-a-way-to-round-numbers-into-a-reader-friendly-format-e-g-1-1k place. number Math.round number decPlaces size decPlaces Handle special case where we round up to the next abbreviation if number..
How to cancel a jquery.load()? http://stackoverflow.com/questions/2813168/how-to-cancel-a-jquery-load setTimeout function xhr.abort enableCallbacks false Handle the timeout ... 5000 error function xhr textStatus errorThrown.. errorThrown clearTimeout timeout if enableCallbacks return Handle other non timeout errors success function data textStatus clearTimeout..
jquery/js — How do I select the parent form based on which submit button is clicked? http://stackoverflow.com/questions/311579/jquery-js-how-do-i-select-the-parent-form-based-on-which-submit-button-is-cli Prevent the normal submission action var form this ... Handle form submission To select fields inside the form use the form..
Can't get correct return value from an jQuery Ajax call http://stackoverflow.com/questions/3537434/cant-get-correct-return-value-from-an-jquery-ajax-call Example .get getpics.php folder test function data Handle your JSON data in here or call a helper function that can handle..
jQuery: $().click(fn) vs. $().bind('click',fn); http://stackoverflow.com/questions/518762/jquery-clickfn-vs-bindclick-fn submit keydown keypress keyup error .split function i name Handle event binding jQuery.fn name function fn return fn this.bind..
Jquery modal windows and edit object http://stackoverflow.com/questions/5766055/jquery-modal-windows-and-edit-object 'accept' ' q 0.5 text html ' settings.accepts.html # Handle modal links with the data remote attribute 'a data remote '..
jQuery plugin template - best practice, convention, performance and memory impact http://stackoverflow.com/questions/5980194/jquery-plugin-template-best-practice-convention-performance-and-memory-impac .unbind _ns .fn.unbind function _unbind type fn nsKey Handle object literals if typeof type object type.preventDefault for..
detect back button click in browser http://stackoverflow.com/questions/6359327/detect-back-button-click-in-browser function history.pushState 'newjibberish' null null Handle the back or forward buttons here Will NOT handle refresh use..
What does formatResult and formatItem options do in JQuery Autocomplete? http://stackoverflow.com/questions/737453/what-does-formatresult-and-formatitem-options-do-in-jquery-autocomplete function item position length return item.title Handle data from ajax request prep_data function data tmp .evalJSON..
Bookmarklet wait until Javascript is loaded http://stackoverflow.com/questions/756382/bookmarklet-wait-until-javascript-is-loaded complete done true Continue your code callback Handle memory leak in IE script.onload script.onreadystatechange null..
How do I verify age using jQuery? http://stackoverflow.com/questions/8136036/how-do-i-verify-age-using-jquery if this .val MM this .val DD this .val YYYY this .val Handle auto tabbing function _AVFormAutoTab e var srcElem window.event..
JQuery .on() method with multiple event handlers to one selector http://stackoverflow.com/questions/8608145/jquery-on-method-with-multiple-event-handlers-to-one-selector should write table.planning_grid .on mouseenter function Handle mouseenter... mouseleave function Handle mouseleave... click.. function Handle mouseenter... mouseleave function Handle mouseleave... click function Handle click... td share improve..
http://stackoverflow.com/questions/1200266/submit-a-form-using-jquery
Variable doesn't get returned from AJAX function http://stackoverflow.com/questions/12475269/variable-doesnt-get-returned-from-ajax-function can't return the result of the ajax call. What you should do is provide a callback to the get_data function and handle the result in the callback. function get_data data destination callback if lock_get 0 lock_get 1 .ajax type POST url..
Events triggered by dynamically generated element are not captured by event handler http://stackoverflow.com/questions/12829963/events-triggered-by-dynamically-generated-element-are-not-captured-by-event-hand triggered by dynamically generated element are not captured by event handler I have a div with id modal generated dynamically with the jQuery load method '#modal' .load 'handlers word.edit.php' word.edit.php.. by event handler I have a div with id modal generated dynamically with the jQuery load method '#modal' .load 'handlers word.edit.php' word.edit.php contains a few input element which are loaded into a modal div . Using jQuery's keyup method.. text name translations' i ' ' .appendTo '#modal' The code for capturing the user's values is 'input' .keyup function handler this .val name this .attr 'name' This second code block seems to work for the original elements but it is not fired by..
jQuery Mobile: Markup Enhancement of dynamically added content http://stackoverflow.com/questions/14550396/jquery-mobile-markup-enhancement-of-dynamically-added-content new markup client side or load in content via Ajax and inject it into a page you can trigger the create event to handle the auto initialization for all the plugins contained within the new markup. This can be triggered on any element even the..
Choosing and activating the right controls on an AJAX-driven site http://stackoverflow.com/questions/15048223/choosing-and-activating-the-right-controls-on-an-ajax-driven-site This is especially easy to do using Firebug. Use jQuery to manipulate static HTML. Use waitForKeyElements to handle nodes added or changed by javascript AJAX . Use the Greasemonkey API which is also supported by Tampermonkey and partially..
How can I upload files asynchronously with jQuery? http://stackoverflow.com/questions/166221/how-can-i-upload-files-asynchronously-with-jquery you CAN make file uploads with Ajax and jQuery. Not only that you can do file validations name size and MIME type or handle the progress event with the HTML5 progress tag or a div . Recently I had to make a file uploader but I didn't want to use.. not to process data or worry about content type. cache false contentType false processData false Now if you want to handle the progress. function progressHandlingFunction e if e.lengthComputable 'progress' .attr value e.loaded max e.total As..
jQuery animate backgroundColor http://stackoverflow.com/questions/190560/jquery-animate-backgroundcolor the UI library. Of course you'll want to use a decent version of the plugin and not some buggy old thing which doesn't handle Safari and crashes when the transitions are too fast. Since a minified version isn't supplied you might like test various..
http://stackoverflow.com/questions/2954932/difference-between-jquery-click-bind-live-delegate-trigger-and-on First .click function is literally a shortcut for .bind 'click' function they are equivalent. Use them when binding a handler directly to an element like this document .click function alert You clicked somewhere in the page it bubbled to document.. alert You clicked somewhere in the page it bubbled to document If this element gets replaced or thrown away this handler won't be there anymore. Also elements that weren't there when this code was run to attach the handler e.g. the selector.. thrown away this handler won't be there anymore. Also elements that weren't there when this code was run to attach the handler e.g. the selector found it then won't get the handler. .live and .delegate are similarly related .delegate actually uses..
http://stackoverflow.com/questions/399867/custom-events-in-jquery know how to hook up events from the dom elements like 'click' etc but I'm building a tiny javascript library plugin to handle some preview functionality. I've got a script running to update some text in a dom element from a set of rules and data.. script producing the needed text. So how do I do this Did I overlook some builtin functionality in jquery to raise handle user events or do I need some jquery plugin to do it What do you think is the best way plugin to handle this jquery events.. to raise handle user events or do I need some jquery plugin to do it What do you think is the best way plugin to handle this jquery events share improve this question take a look at this Trigger and Bind What is exciting though or at least..
jQuery Upload Progress and AJAX file upload http://stackoverflow.com/questions/4856917/jquery-upload-progress-and-ajax-file-upload work in all major browsers Chrome Safari FireFox and IE . It would be even better If I could get a solution that will handle multiple file uploads. I am using the jquery.uploadprogress plugin to get the upload progress of a file from the NginxHttpUploadProgressModule... experimental but very modern. Chrome 8 and Firefox 4 know what to do but I don't know about any others. This is how I handled the request 1 image per request in PHP if isset _FILES 'file' filename basename _FILES 'file' 'name' error true Only upload..
How can jQuery deferred be used? http://stackoverflow.com/questions/4869609/how-can-jquery-deferred-be-used start after previous one finishes . Class Buffer methods append Constructor takes a function which will be the task handler to be called .append appends a task to the buffer. Buffer will only call a task when the previous task has finished var.. appends a task to the buffer. Buffer will only call a task when the previous task has finished var Buffer function handler var tasks empty resolved deferred object var deferred .when handle the next object function handleNextTask if the current.. the previous task has finished var Buffer function handler var tasks empty resolved deferred object var deferred .when handle the next object function handleNextTask if the current deferred task has resolved and there are more tasks if deferred.isResolved..
jQuery - setting the selected value of a select control via its text description http://stackoverflow.com/questions/496052/jquery-setting-the-selected-value-of-a-select-control-via-its-text-description has been deprecated since 1.6. It will not work in jQuery 1.9 . Select by description for previous versions val should handle both cases. Are you not seeing it Eg 'select' .val '1' selects Two 'select' .val 'Two' also selects Two share improve..
jQuery autocomplete tagging plug-in like StackOverflow's input tags? [closed] http://stackoverflow.com/questions/519107/jquery-autocomplete-tagging-plug-in-like-stackoverflows-input-tags closed What solutions accomplish the same auto completion that SO uses for entering tags There are plugins that can handle one word but I haven't seen any that handle multiple words. Also should I link directly to Google's hosted code for jQuery.. auto completion that SO uses for entering tags There are plugins that can handle one word but I haven't seen any that handle multiple words. Also should I link directly to Google's hosted code for jQuery jquery autocomplete tags share improve..
Browser Memory Usage Comparison: inline onClick vs. using JQuery .bind() http://stackoverflow.com/questions/5303471/browser-memory-usage-comparison-inline-onclick-vs-using-jquery-bind the custom formatter . Set the icon's data to its parameters in the afterInsertRow JQGrid event. Apply the delegate handler to buttons of specific classes as @KenRedler said below '#container' .delegate '.your_buttons' 'click' function e e.preventDefault.. make already some onClick bindings. So you will not spend more resources if you just use existing in jqGrid event handler. Two event handler can be useful for you onCellSelect and beforeSelectRow . To have mostly close behavior to what you currently.. onClick bindings. So you will not spend more resources if you just use existing in jqGrid event handler. Two event handler can be useful for you onCellSelect and beforeSelectRow . To have mostly close behavior to what you currently have I suggest..
How to get image size (height & width) using JavaScript? http://stackoverflow.com/questions/623172/how-to-get-image-size-height-width-using-javascript
jQuery .on function for future elements, as .live is deprecated [duplicate] http://stackoverflow.com/questions/8191064/jquery-on-function-for-future-elements-as-live-is-deprecated duplicate This question already has an answer here Turning live into on in jQuery 3 answers I need to add a handler for the click event of future div elements that don't exist yet. Normally I would use jQuery's .live function to handle.. for the click event of future div elements that don't exist yet. Normally I would use jQuery's .live function to handle this but it seems that it is now deprecated in favor of .on . To use the .on method in this manner jQuery suggests setting.. jquery functions share improve this question jQuery's documentation shows you would replace selector .live event handler with document .on event selector handler . Also you have the option to be more precise and replace document with a selector..
What is the cost of '$(this)'? http://stackoverflow.com/questions/10433014/what-is-the-cost-of-this DOMElement parameter as the context of the new just created jQuery object and setting the length of the context to 1 Handle DOMElement if selector.nodeType this.context this 0 selector Selector here is a DOMElement this.length 1 return this I did..
Can you have a javascript hook trigger after a DOM element's style object changes? http://stackoverflow.com/questions/10868104/can-you-have-a-javascript-hook-trigger-after-a-dom-elements-style-object-change that can be downloaded from git attrchange and here is the demo page . Edit 2 Fix for propertName in IE7 IE8 Edit 1 Handle multiple elements Ordered the conditions as MutationObserver DOMAttrModified and onpropertychange for better implementation...
How can I position an element next to user text selection? http://stackoverflow.com/questions/1589721/how-can-i-position-an-element-next-to-user-text-selection doesn't have getRangeAt range.setStart sel.anchorNode sel.anchorOffset range.setEnd sel.focusNode sel.focusOffset Handle the case when the selection was selected backwards from the end to the start in the document if range.collapsed sel.isCollapsed..
How can I get JQGrid to recognize server sent Errors? http://stackoverflow.com/questions/1636580/how-can-i-get-jqgrid-to-recognize-server-sent-errors . if data.HasError ... Or on a per row basis for var row 0 row previewData.length row if previewData row .HasError Handle error display error in row etc ... else table.addRowData row previewData row If your error is an unhandled exception on..
Is there a way to round numbers into a reader friendly format? (e.g. $1.1k) http://stackoverflow.com/questions/2685911/is-there-a-way-to-round-numbers-into-a-reader-friendly-format-e-g-1-1k This gives us nice rounding to a particular decimal place. number Math.round number decPlaces size decPlaces Handle special case where we round up to the next abbreviation if number 1000 i abbrev.length 1 number 1 i Add the letter for..
How to cancel a jquery.load()? http://stackoverflow.com/questions/2813168/how-to-cancel-a-jquery-load var timeout null jQuery.ajax .... beforeSend function xhr timeout setTimeout function xhr.abort enableCallbacks false Handle the timeout ... 5000 error function xhr textStatus errorThrown clearTimeout timeout if enableCallbacks return Handle other.. Handle the timeout ... 5000 error function xhr textStatus errorThrown clearTimeout timeout if enableCallbacks return Handle other non timeout errors success function data textStatus clearTimeout timeout if enableCallbacks return Handle the result..
jquery/js — How do I select the parent form based on which submit button is clicked? http://stackoverflow.com/questions/311579/jquery-js-how-do-i-select-the-parent-form-based-on-which-submit-button-is-cli the fields 'form#myform1' .submit function e e.preventDefault Prevent the normal submission action var form this ... Handle form submission To select fields inside the form use the form context. For example input name 'somename' form .val share..
Can't get correct return value from an jQuery Ajax call http://stackoverflow.com/questions/3537434/cant-get-correct-return-value-from-an-jquery-ajax-call that the logic to handle the JSON object is in the .get callback. Example .get getpics.php folder test function data Handle your JSON data in here or call a helper function that can handle it handleMyJSON data your helper function share improve..
jQuery: $().click(fn) vs. $().bind('click',fn); http://stackoverflow.com/questions/518762/jquery-clickfn-vs-bindclick-fn mouseover mouseout mouseenter mouseleave change select submit keydown keypress keyup error .split function i name Handle event binding jQuery.fn name function fn return fn this.bind name fn this.trigger name So no there's no difference .click..
Jquery modal windows and edit object http://stackoverflow.com/questions/5766055/jquery-modal-windows-and-edit-object 'ajax beforeSend' function e xhr settings xhr.setRequestHeader 'accept' ' q 0.5 text html ' settings.accepts.html # Handle modal links with the data remote attribute 'a data remote ' .live 'ajax success' function xhr data status modal .html data..
jQuery plugin template - best practice, convention, performance and memory impact http://stackoverflow.com/questions/5980194/jquery-plugin-template-best-practice-convention-performance-and-memory-impac all methods for that element for this plugin. i.e. calls .unbind _ns .fn.unbind function _unbind type fn nsKey Handle object literals if typeof type object type.preventDefault for var key in type nsKey key this.data PLUGIN_NAME ._ns this.unbind..
detect back button click in browser http://stackoverflow.com/questions/6359327/detect-back-button-click-in-browser function history.pushState jibberish null null window.onpopstate function history.pushState 'newjibberish' null null Handle the back or forward buttons here Will NOT handle refresh use onbeforeunload for this. else var ignoreHashChange true window.onhashchange..
What does formatResult and formatItem options do in JQuery Autocomplete? http://stackoverflow.com/questions/737453/what-does-formatresult-and-formatitem-options-do-in-jquery-autocomplete autocomplete data JSON script type text javascript format_item function item position length return item.title Handle data from ajax request prep_data function data tmp .evalJSON data parsed_data for i 0 i tmp.length i obj tmp i Other internal..
Bookmarklet wait until Javascript is loaded http://stackoverflow.com/questions/756382/bookmarklet-wait-until-javascript-is-loaded function if done this.readyState this.readyState loaded this.readyState complete done true Continue your code callback Handle memory leak in IE script.onload script.onreadystatechange null head.removeChild script head.appendChild script Usage This..
How do I verify age using jQuery? http://stackoverflow.com/questions/8136036/how-do-i-verify-age-using-jquery #mc_avmonth .focus #mc_avmonth .select function clearField if this .val MM this .val DD this .val YYYY this .val Handle auto tabbing function _AVFormAutoTab e var srcElem window.event e.srcElement e.target var day #mc_avday .val var month..
JQuery .on() method with multiple event handlers to one selector http://stackoverflow.com/questions/8608145/jquery-on-method-with-multiple-event-handlers-to-one-selector
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