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2014/10/16 ¤W¤È 12:09:28
jquery Programming Glossary: this.valuejQuery id selector works only for the first element http://stackoverflow.com/questions/11114622/jquery-id-selector-works-only-for-the-first-element XYZ3 button And the jQuery code .xyz .click function alert this.value No need for jQuery this .val to get the value of the input...
Convert form data to JS object with jQuery http://stackoverflow.com/questions/1184624/convert-form-data-to-js-object-with-jquery .push o this.name o this.name o this.name .push this.value '' else o this.name this.value '' return o Example of this.. o this.name .push this.value '' else o this.name this.value '' return o Example of this in action http jsfiddle.net sxGtM..
jQuery html() in Firefox (uses .innerHTML) ignores DOM changes http://stackoverflow.com/questions/1388893/jquery-html-in-firefox-uses-innerhtml-ignores-dom-changes input button this .each function this.setAttribute 'value' this.value textarea this .each function updated thanks Raja Dr. Fred this.. .each function updated thanks Raja Dr. Fred this .text this.value input radio input checkbox this .each function im not really..
Using javascript and jquery, to populate related select boxes with array structure http://stackoverflow.com/questions/180451/using-javascript-and-jquery-to-populate-related-select-boxes-with-array-structu function el.options el.options.length new Option this.name this.value initialization document .ready function populating 1st select.. select list '#maker' .bind 'change' function var makerName this.value carMaker filterByProperty carMakers 'name' makerName models.. list '#model' .bind 'change' function var nameAndModel this.value.split '.' features if 2 nameAndModel.length var makerName nameAndModel..
Check if inputs are empty using jQuery http://stackoverflow.com/questions/1854556/check-if-inputs-are-empty-using-jquery operate on a textfield element then you can just use this.value . '#apply form input' .blur function if this.value this .parents.. use this.value . '#apply form input' .blur function if this.value this .parents 'p' .addClass 'warning' Also you should take..
jquery Setting cursor position in contenteditable div http://stackoverflow.com/questions/2871081/jquery-setting-cursor-position-in-contenteditable-div caret '#text' .bind 'blur' function this .parent .append this.value this .remove this below is the function you need from http..
Getting value of select (dropdown) before change http://stackoverflow.com/questions/4076770/getting-value-of-select-dropdown-before-change Store the current value on focus and on change previous this.value .change function Do something with the previous value after.. previous Make sure the previous value is updated previous this.value Working example http jsfiddle.net x5PKf 766 share improve..
When to use Vanilla JavaScript vs. jQuery? http://stackoverflow.com/questions/4651923/when-to-use-vanilla-javascript-vs-jquery share improve this question this.id as you know this.value on most input types. only issues I know are IE when a select..
How do I detect “shift+enter” and generate a new line in Textarea? http://stackoverflow.com/questions/6014702/how-do-i-detect-shiftenter-and-generate-a-new-line-in-textarea event if event.keyCode 13 event.shiftKey var content this.value var caret getCaret this this.value content.substring 0 caret.. var content this.value var caret getCaret this this.value content.substring 0 caret n content.substring caret content.length..
combo box is getting vanished when an alert is coming http://stackoverflow.com/questions/9347654/combo-box-is-getting-vanished-when-an-alert-is-coming #textbox .keyup function .getJSON 'check.jsp' textboxname this.value function data if data.isTrue #textbox .val '' clear the text..
jQGrid Column Chooser Modal Overlay http://stackoverflow.com/questions/9687201/jqgrid-column-chooser-modal-overlay function i if this.selected self.jqGrid showCol colModel this.value .name else self.jqGrid hideCol colModel this.value .name .. this.value .name else self.jqGrid hideCol colModel this.value .name var perm fixedCols.slice 0 'option selected' select.. 'option selected' select .each function perm.push parseInt this.value 10 .each perm function delete colMap colModel parseInt this..
jQuery id selector works only for the first element http://stackoverflow.com/questions/11114622/jquery-id-selector-works-only-for-the-first-element button button type button class btn btn primary xyz value 3 XYZ3 button And the jQuery code .xyz .click function alert this.value No need for jQuery this .val to get the value of the input. But it works only for the first button jQuery #id selector docs..
Convert form data to JS object with jQuery http://stackoverflow.com/questions/1184624/convert-form-data-to-js-object-with-jquery .each a function if o this.name undefined if o this.name .push o this.name o this.name o this.name .push this.value '' else o this.name this.value '' return o Example of this in action http jsfiddle.net sxGtM 3 Edit Updated code to fix.. o this.name undefined if o this.name .push o this.name o this.name o this.name .push this.value '' else o this.name this.value '' return o Example of this in action http jsfiddle.net sxGtM 3 Edit Updated code to fix bug when submitting multiple values..
jQuery html() in Firefox (uses .innerHTML) ignores DOM changes http://stackoverflow.com/questions/1388893/jquery-html-in-firefox-uses-innerhtml-ignores-dom-changes if arguments.length return oldHTML.apply this arguments input button this .each function this.setAttribute 'value' this.value textarea this .each function updated thanks Raja Dr. Fred this .text this.value input radio input checkbox this .each.. function this.setAttribute 'value' this.value textarea this .each function updated thanks Raja Dr. Fred this .text this.value input radio input checkbox this .each function im not really even sure you need to do this for checked but what the heck..
Using javascript and jquery, to populate related select boxes with array structure http://stackoverflow.com/questions/180451/using-javascript-and-jquery-to-populate-related-select-boxes-with-array-structu 0 el.options 0 new Option 'please select' '' .each items function el.options el.options.length new Option this.name this.value initialization document .ready function populating 1st select list populateSelect '#maker' .get 0 .map carMakers function.. return name maker.name value maker.name populating 2nd select list '#maker' .bind 'change' function var makerName this.value carMaker filterByProperty carMakers 'name' makerName models if carMaker.length 0 models .map carMaker 0 .models function.. .get 0 models '#model' .trigger 'change' populating 3rd select list '#model' .bind 'change' function var nameAndModel this.value.split '.' features if 2 nameAndModel.length var makerName nameAndModel 0 carModel nameAndModel 1 carMaker filterByProperty..
Check if inputs are empty using jQuery http://stackoverflow.com/questions/1854556/check-if-inputs-are-empty-using-jquery .parents 'p' .addClass 'warning' If you're sure it will always operate on a textfield element then you can just use this.value . '#apply form input' .blur function if this.value this .parents 'p' .addClass 'warning' Also you should take note that.. it will always operate on a textfield element then you can just use this.value . '#apply form input' .blur function if this.value this .parents 'p' .addClass 'warning' Also you should take note that 'input text' grabs multiple elements specify a context..
jquery Setting cursor position in contenteditable div http://stackoverflow.com/questions/2871081/jquery-setting-cursor-position-in-contenteditable-div '#text' .focus setCursor 'text' '#text' .val .length set caret '#text' .bind 'blur' function this .parent .append this.value this .remove this below is the function you need from http stackoverflow.com questions 1865563 set cursor at a length..
Getting value of select (dropdown) before change http://stackoverflow.com/questions/4076770/getting-value-of-select-dropdown-before-change what you want function var previous select .focus function Store the current value on focus and on change previous this.value .change function Do something with the previous value after the change alert previous Make sure the previous value is updated..
When to use Vanilla JavaScript vs. jQuery? http://stackoverflow.com/questions/4651923/when-to-use-vanilla-javascript-vs-jquery I gave in my original question. javascript jquery performance share improve this question this.id as you know this.value on most input types. only issues I know are IE when a select doesn't have value properties set on its option elements or..
How do I detect “shift+enter” and generate a new line in Textarea? http://stackoverflow.com/questions/6014702/how-do-i-detect-shiftenter-and-generate-a-new-line-in-textarea the form if Enter is pressed alone. 'textarea' .keyup function event if event.keyCode 13 event.shiftKey var content this.value var caret getCaret this this.value content.substring 0 caret n content.substring caret content.length event.stopPropagation.. 'textarea' .keyup function event if event.keyCode 13 event.shiftKey var content this.value var caret getCaret this this.value content.substring 0 caret n content.substring caret content.length event.stopPropagation Here is a demo share improve..
combo box is getting vanished when an alert is coming http://stackoverflow.com/questions/9347654/combo-box-is-getting-vanished-when-an-alert-is-coming script type text javascript document .ready function #textbox .keyup function .getJSON 'check.jsp' textboxname this.value function data if data.isTrue #textbox .val '' clear the text box csscody.alert username already exists here alert is coming..
jQGrid Column Chooser Modal Overlay http://stackoverflow.com/questions/9687201/jqgrid-column-chooser-modal-overlay done function apply_perm function 'option' select .each function i if this.selected self.jqGrid showCol colModel this.value .name else self.jqGrid hideCol colModel this.value .name var perm fixedCols.slice 0 'option selected' select .each.. .each function i if this.selected self.jqGrid showCol colModel this.value .name else self.jqGrid hideCol colModel this.value .name var perm fixedCols.slice 0 'option selected' select .each function perm.push parseInt this.value 10 .each perm.. colModel this.value .name var perm fixedCols.slice 0 'option selected' select .each function perm.push parseInt this.value 10 .each perm function delete colMap colModel parseInt this 10 .name .each colMap function var ti parseInt this 10 perm..
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