写了一js,代码如下：<script type="text/javascript"> function click(){alert('你好！');} </script>

click是js的保留关键字，比如还有常犯的错误：用close，open来命名，都是不行的~！ 保留词 break delete function return typeof case do if switch var catch else in this void continue false instanceof throw while debugger finally new true