common.js

该系统的主要功能是

//判断输入类型是否为整型数据
function isInteger(str){
	var myReg=/[0-9]/;
	if(myReg.test(str)){
		return true;
	}
	else{
		alert("输入的内容应为整型");
		return false;
	}
}
//*****************************************************
//判断输密码输入的位数是否大于6位
function checkPassword(){
	var passwd = document.getElementById("password").value;
	if (checkStrLength(passwd) < 6) {
		alert("\u5bf9\u4e0d\u8d77\uff0c\u5bc6\u7801\u957f\u5ea6\u4e0d\u80fd\u5c11\u4e8e6\u4f4d\uff01");
		return false;
	}
}
//判断两次输入的密码是否相同
function checkPasswordre(){
	var passwd = document.getElementById("password").value;
	var passwdre = document.getElementById("passwordre").value;
	if (passwd != passwdre) {
		alert("\u5bf9\u4e0d\u8d77\uff0c\u60a8\u4e24\u6b21\u8f93\u5165\u7684\u5bc6\u7801\u4e0d\u4e00\u81f4\uff01");
		return false;
	}
}
/*判断是否为Email*/
function isEmail(str) {
	var myReg = /^[-_A-Za-z0-9]+@([_A-Za-z0-9]+\.)+[A-Za-z0-9]{2,3}$/;
	if (myReg.test(str)) {
		return true;
	}
	else
	{
		alert("email格式不正确");
		return false;
	}
}
 
//计算字符串的长度
function checkStrLength(value) {
	var StrTrueLength = value.replace(/[^\x00-\xff]/g, "~~").length;
	return StrTrueLength;
}
//注册信息非空验证
function validateRegisterForm(form) {
	var user = form.user.value;
	var password = form.password.value;
	var passwordre = form.passwordre.value;
	var email = form.email.value;
	var address= form.address.value;
	var zip= form.zip.value;
	var telephone=form.telephone.value;
	if (isEmpty(user)) {
		alert("\u5bf9\u4e0d\u8d77\uff0c\u7528\u6237\u540d\u4e0d\u80fd\u4e3a\u7a7a\uff01");
		return false;
	}
	if (isEmpty(password)) {
		alert("\u5bf9\u4e0d\u8d77\uff0c\u5bc6\u7801\u4e0d\u80fd\u4e3a\u7a7a\uff01");
		return false;
	}
	if (isEmpty(address)) {
		alert("地址不能为空!");
		return false;
	}
	if (isEmpty(zip)) {
		alert("邮编不能为空!");
		return false;
	}
	if (isEmpty(email)) {
		alert("\u5bf9\u4e0d\u8d77\uff0cE\u2014mail\u4e0d\u80fd\u4e3a\u7a7a\uff01");
		return false;
	}
	if (isEmpty(telephone)) {
		alert("电话号码不能为空!");
		return false;
	}
}
function isEmpty(value) {
	return /^\s*$/.test(value);
}