<input type="checkbox" id="c1">全选/全不选<br>兴趣爱好:<br><input type="checkbox" name="interst" value="basketball">篮球<input type="checkbox" name="interst" value="football">足球<input type="checkbox" name="interst" value="bedminton">羽毛球<br><input type="button" id="b1" value="全选"><input type="button" id="b2" value="全不选"><input type="button" id="b3" value="反选"><input type="button" id="b4" value="显示">Javascript操作代码:
$("#c1").click(function(){if(this.checked){$("input[name="interst"]").attr("checked","checked");}else{//$("input[name="interst"]").attr("checked",""); //等价于$("input[name="interst"]").removeAttr("checked");}});$("#b1").click(function(){$("input[name="interst"]").attr("checked","checked");});$("#b2").click(function(){$("input[name="interst"]").attr("checked","");});$("#b3").click(function(){$("input[name="interst"]").each(function(){if(this.checked){this.checked="";}else{this.checked="checked";}});});$("#b4").click(function(){$("input[name="interst"]:checked").each(function(){alert(this.value);});});效果:
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持脚本之家。