js实现的验证，学习用js控制td

<html> 
    <head> 
            <title>JS日积月累001 - rows 和 cells的使用</title> 
            <script type="text/javascript"> 
                function validForm(curForm, bodyName){ 
                    var bodyObj = document.getElementById(bodyName); 
                    var rowObj = null; 
                    var cellObj = null; 
                     
                    if (bodyObj == null){ 
                        return false; 
                    } 
                     
                    // 引用rows 
                    for (var i = 0; i < bodyObj.rows.length; i ++){ 
                        rowObj = bodyObj.rows[i]; 
                         
                        // 带*的必须输入，引用cells 
                        if (rowObj.cells[0].innerText.indexOf("*") > 0){ 
                            if (rowObj.cells[1].childNodes[0].value == ""){ 
                                alert(rowObj.cells[0].innerText.replace(" * :", "") + "不能为空！"); 
                                return false; 
                            } 
                        } 
                    } 
                     
                    alert("Pass validation"); 
                    //curForm.submit(); 
                } 
            </ script> 
    </head> 
    <body> 
         
    </body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

js实现的验证，学习用js控制td_javascript技巧