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return null; // Loop through all the selected options for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) { var option = options[ i ]; if ( option.selected ) { // Get the specifc value for the option value = jQuery.browser.msie &&...
ready(function(){ // Loop through each div element with the class box $(".box").each(function(){ // Test if the div element is empty if($(this).is(":empty")){ $(this).css("background", "yellow"); } }); }); A Div box Another Div box One more Div box In the...
One way it's by using a for each iterator or using the foreach method that is part of every array arrange, like :arrayList.forEach(item, value){} 1 var array = [1, 2, 3, 4]; //loop from 0 index to max index for(var i = 0; i < array.length; i++) { ...
// this code snippet will loop through the selected elements and return the jQuery object // when complete return this.each(function(){ // inside each iteration, you can reference the current element by using the standard // jQuery(this) notation ...
// Loop through all the links $('#links a').each(function(){ if(this.hostname != location.hostname){ // The link is external $(this).append('') .attr('target','_blank'); } }); 9.jQuery中的end()方法可以使你的jQuery链
{ // Can't do this because several apps including ASP.NET trace // the stack via arguments.caller.callee and Firefox dies if // you try to trace through "use strict" call chains. (#13335) // Support: Firefox 18+ //"use strict"; var // The deferred used on DOM ready readyList,...
Whenever you're looping through an object received as JSON, you'd better rewrite your JSON and make it return an array through which you can loop easier. Using Chrome DevTools or Firefox DevTools, it's possible to measure the time each of the two functions takes to run. 1 let array = ...
// Go through the array, only saving the items // that pass the validator function for ( ; i < length; i++ ) { callbackInverse = !callback( elems[ i ], i ); if ( callbackInverse !== callbackExpect ) { matches.push( elems[ i ] ); ...
We can break the $.each() loop at a particular iteration by making the callback function return false. Returning non-false is the same as a continue statement in a for loop; it will skip immediately to the next iteration. Examples: Example 1 Iterates through the array displaying each numb...