一个简单的jQuery表单验证脚本
$(document).ready(function(){$('.submit').click(function(){ validateForm(); });function validateForm(){ var nameReg = /^[A-Za-z]+$/; var numberReg = /^[0-9]+$/; var emailReg = /^([\w-\.]+@([\w-]+\.)+[\w-]{2,4})?$/; var names = $('#nameInput').val(); var company = $('#companyInput').val(); var email = $('#emailInput').val(); var telephone = $('#telInput').val(); var message = $('#messageInput').val(); var inputVal = new Array(names, company, email, telephone, message); var inputMessage = new Array("name", "company", "email address", "telephone number", "message"); $('.error').hide(); if(inputVal[0] == ""){ $('#nameLabel').after('<span class="error"> Please enter your ' + inputMessage[0] + '</span>'); } else if(!nameReg.test(names)){ $('#nameLabel').after('<span class="error"> Letters only</span>'); } if(inputVal[1] == ""){ $('#companyLabel').after('<span class="error"> Please enter your ' + inputMessage[1] + '</span>'); } if(inputVal[2] == ""){ $('#emailLabel').after('<span class="error"> Please enter your ' + inputMessage[2] + '</span>'); } else if(!emailReg.test(email)){ $('#emailLabel').after('<span class="error"> Please enter a valid email address</span>'); } if(inputVal[3] == ""){ $('#telephoneLabel').after('<span class="error"> Please enter your ' + inputMessage[3] + '</span>'); } else if(!numberReg.test(telephone)){ $('#telephoneLabel').after('<span class="error"> Numbers only</span>'); } if(inputVal[4] == ""){ $('#messageLabel').after('<span class="error"> Please enter your ' + inputMessage[4] + '</span>'); } } });
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