Javascript/Coldfusion Form Loop Validation

Javascript/Coldfusion Form Loop Validation

本文关键字:Loop Validation Form Coldfusion Javascript      更新时间:2023-09-26

我有一个表单,它在表单内部有一个循环。我正在尝试为表单创建动态验证,但失败了,因为当表单提交时,它只验证最后一个循环。我研究并尝试了许多不同的场景,当然,都失败了!任何帮助或指示将不胜感激!

<cfform name="form" id="form" method="post">
    <cfset Peoplecount = 1>
        <cfloop index="Add" from="1" to="#session.checkout.quantity.pcount#" step="1">
<div class="clearfix">
        <cfinput type="text" name="firstname_#Add#" id="firstname_#Add#" placeholder="First"  validateat="onSubmit" validate="noblanks"  message="Please enter owner #Peoplecount#'s first name." value="#evaluate("session.checkout.info.firstname_#Add#")#">
        <cfinput type="text" name="middlename_#Add#" id="middlename_#Add#" placeholder="Middle" value="#evaluate("session.checkout.info.middlename_#Add#")#">
        <cfinput type="text" name="lastname_#Add#" id="lastname_#Add#" placeholder="Last" validateat="onSubmit" validate="noblanks" message="Please enter owner #Peoplecount#'s last name." value="#evaluate("session.checkout.info.lastname_#Add#")#">
    </div>
    <script type="text/javascript">
      function Validate<cfoutput>#Add#</cfoutput>() {
        $('#firstname_<cfoutput>#Add#</cfoutput>').prop('required',true);
        $('#middlename_<cfoutput>#Add#</cfoutput>').prop('required',false);
        $('#lastname_<cfoutput>#Add#</cfoutput>').prop('required',true);
     }
    </script>
    <cfinput type="submit" name="Submit" value="Submit" onClick="Validate<cfoutput>#Add#</cfoutput>();">

另外,我感到困惑的是,如果循环是 1,一切正常,但如果循环是任何大于 1 的数字,那么它只会验证最后一个循环
,当它像这样时:

function Validate() {
<cfinput type="submit" name="Submit" value="Submit" onClick="Validate();">

循环在最后是这样的:

<cfif Add NEQ session.checkout.quantity.pcount>
<div class="labelspace">
    <label for="andor_<cfoutput>#Add#</cfoutput>"><strong>Please indicate if "or" or "and" is to be shown on title when issued.</strong></label>
    <cfinclude template="../../../ddl/andor.cfm" >
</div><br>
    <cfelse>
        <cfinput type="submit" name="Submit" value="Submit" onClick="Validate();">
    </cfif>
             <cfset Peoplecount = PeopleCount + 1>

     </cfloop>

没有看到你在哪里结束你的cfloop,我只是在这里假设。但是,假设cfloop位于代码的最后。您最终会得到多个提交按钮,每个按钮只会"验证"每个提交按钮的每 3 个输入。

以下是我的建议:

  1. 不要重新发明轮子。看看jQuery.valid插件。另外,摆脱<cfinput>,只使用<input>
  2. 无需通过 jQuery 添加所需的属性,只需将其作为required="required"添加到您的 cfinput 中
  3. 即可
  4. 不要使用evaluate() .而是value="#session.checkout.info["lastname_" & Add]#"这样做