var data = [], ul = $('#test-div ul'), span;ul.append("<li><span>Pascal</span></li>");ul.append("<li><span>Lua</span></li>");ul.append("<li><span>Ruby</span></li>");span = ul.find('span'); //查完后不是JQuery对象了,所以不可以使用JQuery函数,会报错说函数不存在....for (let i = 0; i < span.length ; i++) { data[i] = span[i].innerText; console.log(span[i].innerText);}data.sort();for (let i = 0; i < span.length ; i++) { span[i].innerText = data[i];}
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可敢离我近点