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2014/10/16 ¤W¤È 12:06:11
jquery Programming Glossary: parentsHow to disable rubber band in iOS web apps? http://stackoverflow.com/questions/10357844/how-to-disable-rubber-band-in-ios-web-apps searchTerms '.scroll .scroll y .scroll x' target e.target parents target.parents searchTerms if parents.length target.hasClass.. .scroll y .scroll x' target e.target parents target.parents searchTerms if parents.length target.hasClass searchTerms ignore.. x' target e.target parents target.parents searchTerms if parents.length target.hasClass searchTerms ignore as we want the scroll..
http://stackoverflow.com/questions/10729198/what-does-return-false-do submit the form. return false also stops bubbling so the parents of the element won't know the event occurred. return false is..
Finding JS memory leak in chrome dev tools http://stackoverflow.com/questions/11930050/finding-js-memory-leak-in-chrome-dev-tools a traversed result and keep that around. For example var parents span .parent div span .remove Now the spans are referenced even.. though it doesn't appear you are referencing them anyhow. parents indirectly keeps references to all the spans through the jQuery.. spans through the jQuery .prevObject property. So doing parents.prevObject would give the object that references all the spans...
Why does everyone like jQuery more than prototype/script.aculo.us or MooTools or whatever? [closed] http://stackoverflow.com/questions/176324/why-does-everyone-like-jquery-more-than-prototype-script-aculo-us-or-mootools-or I can achieve the results I am after eg ' input' .parents ' not first ' .show would show all the parents of every input.. ' input' .parents ' not first ' .show would show all the parents of every input element except the first parent. and probably..
jQuery: check if element has CSS attribute http://stackoverflow.com/questions/2239567/jquery-check-if-element-has-css-attribute has CSS attribute Is there a way to check an elements parents and find the first one that has a CSS background set and then.. background value Something like var background 'element' .parents .has css 'background' UPDATE This is the code I'm now using.. now using jQuery.fn.getBg function var newBackground this.parents .filter function return this .css 'background color' .length..
How to move child element from one parent to another using jQuery http://stackoverflow.com/questions/2596833/how-to-move-child-element-from-one-parent-to-another-using-jquery these in practice. I've also looked at the .parent and .parents functions but can't seem to code a workable solution. I have.. I really want these elements to be floated in their new parents. Any help with this is much appreciated. jquery jquery plugins..
jqGrid footer cells “inherits” CSS from cells in the main grid http://stackoverflow.com/questions/2683108/jqgrid-footer-cells-inherits-css-from-cells-in-the-main-grid is the main grid view div parents of all jqGrid HTML elements as a DOM element var gviewNode jQuery..
How do I check whether a jQuery element is in the DOM? http://stackoverflow.com/questions/3086068/how-do-i-check-whether-a-jquery-element-is-in-the-dom is detached This will still work if one of the element's parents was removed in which case the element itself will still have..
jQuery: height()/width() and “display:none” http://stackoverflow.com/questions/3632120/jquery-height-width-and-displaynone on elements that are currently hidden as long as their parents are visible...so you can run .height .width without doing the..
How to draw a line between 2 elements using JQuery and refreshing that line? http://stackoverflow.com/questions/4712189/how-to-draw-a-line-between-2-elements-using-jquery-and-refreshing-that-line all of these relationships by getting a collection of the parents using e.g. '.relationshipClass' and interrogating the set's..
How can I tell if a particular CSS property is inherited with jQuery? http://stackoverflow.com/questions/5000108/how-can-i-tell-if-a-particular-css-property-is-inherited-with-jquery I want to retrieve the style of the element itself not its parents. javascript jquery css share improve this question To actually..
JQuery - Get the DOM path of the clicked <a> http://stackoverflow.com/questions/5728558/jquery-get-the-dom-path-of-the-clicked-a .rightArrow .click function var rightArrowParents this .parents .not 'html' .each function var entry this.tagName.toLowerCase.. alert rightArrowParents.join Live example That uses parents to get the ancestors of the element that was clicked removes.. them on an array. Then it reverses the array because parents gives us the list in the opposite order to what you wanted and..
How do I get the n-th level parent of an element in jQuery? http://stackoverflow.com/questions/7093659/how-do-i-get-the-n-th-level-parent-of-an-element-in-jquery jquery parent share improve this question Since parents returns the ancestor elements ordered from the closest to the.. to the outer ones you can chain it into eq '#element' .parents .eq 0 Father . '#element' .parents .eq 2 Great grandfather ...
http://stackoverflow.com/questions/8789362/parent-faster-alternative to achieve the same effect. Benchmark http jsperf.com parents method . According to this benchmark my method is roughly 100x.. better parentNode3x 4447k parentNode3x 204K .closest 35k .parents 9k .parent 3x 44k Likely the fastest way because no overhead..
What JQuery selector excludes items with a parent that matches a given selector? http://stackoverflow.com/questions/965816/what-jquery-selector-excludes-items-with-a-parent-that-matches-a-given-selector I have var set '.foo .bar' .filter function return this .parents '.baz' .length 1 as a way to select all the elements whose classes.. your own selector since jQuery is awesome jQuery.expr ' ' .parents function a i m return jQuery a .parents m 3 .length 1 '.foo.. jQuery.expr ' ' .parents function a i m return jQuery a .parents m 3 .length 1 '.foo .bar' .filter ' parents .baz ' Tested and..
How to disable rubber band in iOS web apps? http://stackoverflow.com/questions/10357844/how-to-disable-rubber-band-in-ios-web-apps for scrolling elements 'body' .on 'touchmove' function e var searchTerms '.scroll .scroll y .scroll x' target e.target parents target.parents searchTerms if parents.length target.hasClass searchTerms ignore as we want the scroll to happen This is.. 'body' .on 'touchmove' function e var searchTerms '.scroll .scroll y .scroll x' target e.target parents target.parents searchTerms if parents.length target.hasClass searchTerms ignore as we want the scroll to happen This is where we may need.. function e var searchTerms '.scroll .scroll y .scroll x' target e.target parents target.parents searchTerms if parents.length target.hasClass searchTerms ignore as we want the scroll to happen This is where we may need to check if at limit..
http://stackoverflow.com/questions/10729198/what-does-return-false-do default behaviour. For example in a submit event it doesn't submit the form. return false also stops bubbling so the parents of the element won't know the event occurred. return false is equivalent to event.preventDefault event.stopPropagation And..
Finding JS memory leak in chrome dev tools http://stackoverflow.com/questions/11930050/finding-js-memory-leak-in-chrome-dev-tools somewhat easy with jQuery to do this just save a reference to a traversed result and keep that around. For example var parents span .parent div span .remove Now the spans are referenced even though it doesn't appear you are referencing them anyhow... .parent div span .remove Now the spans are referenced even though it doesn't appear you are referencing them anyhow. parents indirectly keeps references to all the spans through the jQuery .prevObject property. So doing parents.prevObject would.. them anyhow. parents indirectly keeps references to all the spans through the jQuery .prevObject property. So doing parents.prevObject would give the object that references all the spans. See example here http jsfiddle.net C5xCR 6 . Even though..
Why does everyone like jQuery more than prototype/script.aculo.us or MooTools or whatever? [closed] http://stackoverflow.com/questions/176324/why-does-everyone-like-jquery-more-than-prototype-script-aculo-us-or-mootools-or 'discoverable' and commonsensical in that having a little knowledge I can achieve the results I am after eg ' input' .parents ' not first ' .show would show all the parents of every input element except the first parent. and probably most of all.. a little knowledge I can achieve the results I am after eg ' input' .parents ' not first ' .show would show all the parents of every input element except the first parent. and probably most of all is the extensibility and plugin architecture of..
jQuery: check if element has CSS attribute http://stackoverflow.com/questions/2239567/jquery-check-if-element-has-css-attribute check if element has CSS attribute Is there a way to check an elements parents and find the first one that has a CSS background set and then return that background value Something like var background.. first one that has a CSS background set and then return that background value Something like var background 'element' .parents .has css 'background' UPDATE This is the code I'm now using jQuery.fn.getBg function var newBackground this.parents .filter.. .parents .has css 'background' UPDATE This is the code I'm now using jQuery.fn.getBg function var newBackground this.parents .filter function return this .css 'background color' .length 0 .eq 0 .css 'background color' this .css 'background color'..
How to move child element from one parent to another using jQuery http://stackoverflow.com/questions/2596833/how-to-move-child-element-from-one-parent-to-another-using-jquery and .prependTo functions but haven't had any luck with these in practice. I've also looked at the .parent and .parents functions but can't seem to code a workable solution. I have also considered changing the CSS so that the elements are absolutely.. to be frank the page is setup with fluid elements all over and I really want these elements to be floated in their new parents. Any help with this is much appreciated. jquery jquery plugins share improve this question '#parent2' .prepend '#table1_length'..
jqGrid footer cells “inherits” CSS from cells in the main grid http://stackoverflow.com/questions/2683108/jqgrid-footer-cells-inherits-css-from-cells-in-the-main-grid you needs If your jqGrid has id list then jQuery '#list' 0 .parentNode.parentNode.parentNode is the main grid view div parents of all jqGrid HTML elements as a DOM element var gviewNode jQuery '#list' 0 .parentNode.parentNode.parentNode var hdiv jQuery..
How do I check whether a jQuery element is in the DOM? http://stackoverflow.com/questions/3086068/how-do-i-check-whether-a-jquery-element-is-in-the-dom
jQuery: height()/width() and “display:none” http://stackoverflow.com/questions/3632120/jquery-height-width-and-displaynone see this happen. It's doing this so .height .width works even on elements that are currently hidden as long as their parents are visible...so you can run .height .width without doing the show hide trick it's doing in your code it's handled within..
How to draw a line between 2 elements using JQuery and refreshing that line? http://stackoverflow.com/questions/4712189/how-to-draw-a-line-between-2-elements-using-jquery-and-refreshing-that-line The child elements represent a start and end so I can redraw all of these relationships by getting a collection of the parents using e.g. '.relationshipClass' and interrogating the set's elements' children to get the points of the line. To use this..
How can I tell if a particular CSS property is inherited with jQuery? http://stackoverflow.com/questions/5000108/how-can-i-tell-if-a-particular-css-property-is-inherited-with-jquery eq 0 ' .css 'color' will obviously give me #fff but I want to retrieve the style of the element itself not its parents. javascript jquery css share improve this question To actually determine whether a css style was inherited or set on..
JQuery - Get the DOM path of the clicked <a> http://stackoverflow.com/questions/5728558/jquery-get-the-dom-path-of-the-clicked-a for the event lots fewer function calls if that's important .rightArrow .click function var rightArrowParents this .parents .not 'html' .each function var entry this.tagName.toLowerCase if this.className entry . this.className.replace g '.' rightArrowParents.push.. g '.' rightArrowParents.push entry rightArrowParents.reverse alert rightArrowParents.join Live example That uses parents to get the ancestors of the element that was clicked removes the html element from that via not since you started at body.. then loops through creating entries for each parent and pushing them on an array. Then it reverses the array because parents gives us the list in the opposite order to what you wanted and uses Array#join to create the space delimited string. When..
How do I get the n-th level parent of an element in jQuery? http://stackoverflow.com/questions/7093659/how-do-i-get-the-n-th-level-parent-of-an-element-in-jquery .parent Is there a more optimal method for this javascript jquery parent share improve this question Since parents returns the ancestor elements ordered from the closest to the outer ones you can chain it into eq '#element' .parents .eq..
http://stackoverflow.com/questions/8789362/parent-faster-alternative parent share improve this question You've got a few options to achieve the same effect. Benchmark http jsperf.com parents method . According to this benchmark my method is roughly 100x faster than your method. Method see below Operations per.. method. Method see below Operations per second higher is better parentNode3x 4447k parentNode3x 204K .closest 35k .parents 9k .parent 3x 44k Likely the fastest way because no overhead of jQuery is involved. var id this.parentNode.parentNode.parentNode.id..
What JQuery selector excludes items with a parent that matches a given selector? http://stackoverflow.com/questions/965816/what-jquery-selector-excludes-items-with-a-parent-that-matches-a-given-selector excludes items with a parent that matches a given selector I have var set '.foo .bar' .filter function return this .parents '.baz' .length 1 as a way to select all the elements whose classes are either foo or bar and who do not descend from an.. when I can avoid it. A different option is to create your own selector since jQuery is awesome jQuery.expr ' ' .parents function a i m return jQuery a .parents m 3 .length 1 '.foo .bar' .filter ' parents .baz ' Tested and works . share improve..
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