常用的验证方法:checkUserNameflag=false;checkPasswordflag=false;checkPasswordAgianflag=false;checkEmailflag=fals
常用的验证方法:
checkUserNameflag=false;
checkPasswordflag=false;
checkPasswordAgianflag=false;
checkEmailflag=false;
// 用户名校验
function checkUserName() {
var username = $("userNeme").value;
var zz = /^[A-Za-z0-9]{6,}$/;
if (!zz.test(username)) {
$("userName_warn").innerHTML = " × 用户名不符合规范";
checkUserNameflag=false;
} else {
/*$("userName_warn").style.color='blue';
$("userName_warn").innerHTML = "√ 用户名可用";*/
showUserExist(username);
checkUserNameflag=true;
}
}
//重置提示
function resetWarn(){
$("userName_warn").innerHTML="";
$("email_warn").innerHTML="";
$("password_warn").innerHTML="";
$("Repassword_warn").innerHTML="";
}
// 密码校验
function checkPassword() {
var password1 = $("password").value;
if (password1.length >= 6 && password1.length <= 15) {
checkPasswordflag = true;
$("password_warn").style.color='blue';
$("password_warn").innerHTML = " √ 密码可用 ";
checkAgianMiMa();
} else {
checkPasswordflag = false;
$("password_warn").innerHTML = " × 密码至少为 6 个字符 ";
}
}
function checkPasswordAgian() {
var password1 = $("password").value;
var password2 = $("rePassword").value;
if (password1 == password2) {
if (password1 == "") {
$("Repassword_warn").innerHTML = " × 请输入密码 ";
checkPasswordAgianflag = false;
return;
}
$("Repassword_warn").style.color='blue';
$("Repassword_warn").innerHTML = "√ 重复输入密码正确";
checkPasswordAgianflag = true;
} else {
checkPasswordAgianflag = false;
$("Repassword_warn").innerHTML = " × 两次密码输入不同 ";
}
}
function checkEmail(){
//对电子邮件的验证
var myreg = /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;
var email=$("email").value;
if(!myreg.test(email)){
checkEmailflag=false;
$("email_warn").style.color='red';
$("email_warn").innerHTML = " × 邮箱格式不符合规范";
} else {
checkEmailflag=true;
$("email_warn").style.color='blue';
$("email_warn").innerHTML = "√ 邮箱格式正确";
}
}
function submitCheck(){
alert(checkUserNameflag);
if(checkUserNameflag==false || checkPasswordflag==false || checkPasswordflag==false
||checkPasswordAgianflag==false || checkEmailflag==false){
return;
}
}
function $(id){
return document.getElementById(id);
}
js正则表达式--验证表单
检测手机号码:/0?(13|14|15|18)[0-9]{9}/
检测用户名:(数字,英文,汉字,下划线,中横线):/^[A-Za-z0-9_\-\u4e00-\u9fa5]+$/
密码:(数字,英文,下划线,中横线)/^[A-Za-z0-9_-]+$/
身份证:/\d{17}[\d|x]|\d{15}/
非空:/^\S+$/
IP地址:/((?:(?:25[0-5]|2[0-4]\d|[01]?\d?\d)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d?\d))/
以上所述是小编给大家介绍的JS表单数据验证的正则表达式,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持!
js表单数据验证 js表单正则表达式