iteye_13283的博客

////----------------Author Teng------------- //验证是否为空 function check_blank(obj, obj_name){ if(obj.value != ''){ return true; }else{ alert(obj_name + "所填不能为空！"); obj.value = ""; return false; } } //过...

js正则表达式 <script type="text/javascript">function validate(){var reg = new RegExp("^[0-9]*$");var obj = document.getElementById("name");if(!reg.test(obj.value)){alert("请输入数字!");}if(!/^[0...