button
方法:加上属性disabled = “disabled” 或者 disabled = “true”
<button id="btn" disabled="disabled">确定</button> 2>Javascript里 <script> $("#btn").attr("disabled","true"); $("#btn").attr("disabled","disabled"); $("#btn").attr("disabled","false"); $("#btn").removeAttr("disabled","disabled"); </script>
a标签
方法:在点击一次后,解除绑定。
<a id="mybtn">button</a> <script> $("a").click(function(){ alert("1"); $(this).css("color","#CCC"); $(this).unbind("click"); }) </script>
或者:
a标签 点击一次后设置点击失效,防止重复提交;
$("a").one("click",function(){
$(this).click(function (){return false;});
});