Question

关于vbscript，判断用户文本框输入是否正确？

我做了一个用户注册表单界面
怎样在密码框输入完毕时
判断密码是否大于6位数
并在密码框旁输出“密码输入不正确！”（这是关键，不是msgbox,是在一旁输出）
先谢过……

Answer 1

test.html 代码如下
<link href="SpryValidationTextField.css" rel="stylesheet" type="text/css" />
<script src="SpryValidationTextField.js" type="text/javascript"></script>

<style type="text/css">

.tablecell input{
width:150px;
}
.tablecell{
width:33%;
float:left;
height:60px;
}
td{
vertical-align:top;
padding:2px;
}
#min_max_char.textfieldRequiredState .textfieldRequiredMsg,
#min_max_char.textfieldMaxCharsState .textfieldMaxCharsMsg ,
#min_max_char.textfieldMinCharsState .textfieldMinCharsMsg{
display:inline;
color:#0033CC;
border:1px blue solid;
}

</style>
<form id="form4" name="form4" method="get" action="TextfieldValidationSample.html">
<table>
<tr id="password">
<td>输入密码:</td>
<td>

<input name="text11" type="password" id="text11" />
<span class="textfieldRequiredMsg">必须输入密码</span>
<span class="textfieldMinCharsMsg">密码最少需要6位</span>
<span class="textfieldMaxCharsMsg">密码不能超过16位</span>
</td>
</tr>
<tr>
<td colspan="2">
<input type="submit" name="submit4" id="submit4" value="提交" />
<input name="Reset" type="reset" value="重置" />
</td>
</tr>
</table>
</form>

<script type="text/javascript">
<!--
var password = new Spry.Widget.ValidationTextField("password", "none", {minChars:6, maxChars:16, validateOn:["blur"]});
//-->
</script>

SpryValidationTextField.css 文件
@charset "UTF-8";

/* SpryFormValidation.css - version 0.4 - Spry Pre-Release 1.5 */

/* Copyright (c) 2006. Adobe Systems Incorporated. All rights reserved. */

/* These are the classes applied on the error messages
* which prevent them from being displayed by default.
*/
.textfieldRequiredMsg,
.textfieldInvalidFormatMsg,
.textfieldMinValueMsg,
.textfieldMaxValueMsg,
.textfieldMinCharsMsg,
.textfieldMaxCharsMsg,
.textfieldValidMsg {
display: none;
}

/* These selectors change the way messages look when the widget is in one of the error states.
* These classes set a default red border and color for the error text.
* The state class (e.g. .textfieldRequiredState) is applied on the top-level container for the widget,
* and this way only the specific error message can be shown by setting the display property to "inline".
*/
.textfieldRequiredState .textfieldRequiredMsg,
.textfieldInvalidFormatState .textfieldInvalidFormatMsg,
.textfieldMinValueState .textfieldMinValueMsg,
.textfieldMaxValueState .textfieldMaxValueMsg,
.textfieldMinCharsState .textfieldMinCharsMsg,
.textfieldMaxCharsState .textfieldMaxCharsMsg
{
display: inline;
color: #CC3333;
border: 1px solid #CC3333;
}

/* The next three group selectors control the way the core element (INPUT) looks like when the widget is in one of the states: * focus, required / invalid / minValue / maxValue / minChars / maxChars , valid
* There are two selectors for each state, to cover the two main usecases for the widget:
* - the widget id is placed on the top level container for the INPUT
* - the widget id is placed on the INPUT element itself (there are no error messages)
*/

/* When the widget is in the valid state the INPUT has a green background applied on it. */
.textfieldValidState input, input.textfieldValidState {
background-color: #B8F5B1;
}

/* When the widget is in an invalid state the INPUT has a red background applied on it. */
input.textfieldRequiredState, .textfieldRequiredState input,
input.textfieldInvalidFormatState, .textfieldInvalidFormatState input,
input.textfieldMinValueState, .textfieldMinValueState input,
input.textfieldMaxValueState, .textfieldMaxValueState input,
input.textfieldMinCharsState, .textfieldMinCharsState input,
input.textfieldMaxCharsState, .textfieldMaxCharsState input {
background-color: #FF9F9F;
}

/* When the widget has received focus, the INPUT has a yellow background applied on it. */
.textfieldFocusState input, input.textfieldFocusState {
background-color: #FFFFCC;
}

/* This class applies only for a short period of time and changes the way the text in the textbox looks like.
* It applies only when the widget has character masking enabled and the user tries to type in an invalid character.
*/
.textfieldFlashText input, input.textfieldFlashText {
color: red !important;
}

/* When the widget has the hint message on, the hint text can be styled differently than the user typed text. */
.textfieldHintState input, input.textfieldHintState {
/*color: red !important;*/
}

SpryValidationTextField.js 文件地址在下面
『Spry validation表单.files/SpryValidationTextField.js』括号中是下载地址

Answer 2

用document.Write即可。