密码验证【空、长度】

[javascript]代码库

// 密码验证
function checkPassword() {
	var password = $("#password").val();
	if (password.length < 1) {
		$("#passwordWrong").html("*请输入密码！");
		return false;
	} else if (password.length < 6 || password.length > 22) {
		$("#passwordWrong").html("*密码长度不正确！");
		return false;
	} else {
		$("#passwordWrong").html("密码长度正确。");
		return true;
	}
}

// 检查密码格式
function checkPassword() {
	var password = document.getElementById("password").value;
	var re = /^[\@A-Za-z0-9\!\#\$\%\^\&\*\.\~]{6,22}$/;   //6-22位
	var result = re.test(password);
	document.getElementById('passwordDiv').style.visibility = "visible";
	if (result) {
		document.getElementById('passwordDiv').className = "yes";
		$("#passwordError").html("格式正确！");
		return true;
	} else {
		document.getElementById('passwordDiv').className = "wrong";
		$("#passwordError").html("密码长度为6-22位！");
		return false;
	}
}