Added a performance improvement to .hide()/.show() that helps to prevent constant reflows from occurring. Fixes #4038.
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136a459f4c
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14
src/fx.js
14
src/fx.js
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@ -44,7 +44,13 @@ jQuery.fn.extend({
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elemdisplay[ tagName ] = display;
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}
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this[i].style.display = jQuery.data(this[i], "olddisplay", display);
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jQuery.data(this[i], "olddisplay", display);
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}
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// Set the display of the elements in a second loop
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// to avoid the constant reflow
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for ( var i = 0, l = this.length; i < l; i++ ){
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this[i].style.display = jQuery.data(this[i], "olddisplay");
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}
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}
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@ -60,8 +66,14 @@ jQuery.fn.extend({
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var old = jQuery.data(this[i], "olddisplay");
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if ( !old && old !== "none" )
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jQuery.data(this[i], "olddisplay", jQuery.css(this[i], "display"));
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}
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// Set the display of the elements in a second loop
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// to avoid the constant reflow
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for ( var i = 0, l = this.length; i < l; i++ ){
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this[i].style.display = "none";
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}
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return this;
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}
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},
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