Zip code validation in an HTML form in the Browser Using a different regular expression to validate a US Zip Code # Zip Code (US Postal Code) validation in JavaScript To validate a zip code: Use the RegExp.test(
function validateZipcode(obj){ var str = obj.value; if(!checkByteLength(str,1,8)) return 1; var patn = /^[0-9]+$/; if(!patn.test(str)) return 1; return 0; } //手机 function validateMobile(obj){ var str1 = obj.value; var str = tot(str1); obj.value = str; if(str.l...
首先让我们看看如何进行基本表单验证。 在上面的表单中,我们调用validate()来在onsubmit事件发生时验证数据。 以下代码显示了此validate()函数的实现。 <script type="text/javascript"> <!-- // Form validation code will come here. function validate() { if( document.myForm.Name.value == "" ) { alert...
Validate方法有两个可选参数,第一个为表单对象,如果是写在表单的ons mit事件中,可以用this指代当前表单,默认值为事件源对象;第二个参数为错误提示模式,可选值为1,2和3,默认值为1。省略第二个参数时相当于使用Validate(objform,1),省略第一个参数时相当于 Validate(this,1)。注意,不可以省略第一个参数而只写...
uzip.focus(); return false; } } The code above checks whether a ZIP code of numeric value. If not, it displays an alert. Flowchart: JavaScript code for validating email format function ValidateEmail(uemail) { var mailformat = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,...
4.Validate.js Validate.js provides a declarative way of validating JavaScript objects. It is unit tested with 100% code coverage and can be considered fit for production. The goal of validate.js is to provide a cross framework and cross language way of validating data. The validation constraint...
4.Validate.js Validate.js provides a declarative way of validating JavaScript objects. It is unit tested with 100% code coverage and can be considered fit for production. The goal of validate.js is to provide a cross framework and cross language way of validating data. The validation constraint...
function validateUSZip( strValue ) { /*** DESCRIPTION: Validates that a string a United States zip code in 5 digit format or zip+4 format. 99999 or 99999-9999 PARAMETERS: strValue - String to be tested for validity RETURNS: True if valid...
Condition 1 - Validate Field length’s The first two fields (AreaCode and Prefix) should consist of 3 digits. If(document.form.area1.value.length != 3) { Alert(“Area code must have 3 digits”); Document.form.area1.focus(); Return false } div> Likewise, the Prefix field is...
{validate:(val) =>val ?'':'Required!', },password: {// validate: (val) => val < 5 || val > 15 ? '字数大于5,小于15' : ''},repassword: {validate:(val) =>!val ?'Required!':'', }, } }); validator.form.onsubmit =(evn) =>{ evn.preventDefault();constvalues = ...