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来交一份作业啊~

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NGUper

#1 Created at ... [Delete] [Delete and Lock User]

// 检查提交的信息是否符合要求

    function checkRegisterForm() {

        var re = /\w{3,10}/;
        var username = document.getElementById('username');
        var password = document.getElementById('password');
        var password2 = document.getElementById('password-2');

        if (!re.test(username.value)) {
            alert('用户名必须是3-10位英文字母或数字!');
            return false;
        }

        if (password.value.length < 6 || password.value.length > 21) {
            alert('口令必须是6-20位');
            return false;    
        }

        if (password.value !== password2.value) {
            alert('两次输入的密码必须一致');
            return false;
        }

        return true;
    }

NGUper

#2 Created at ... [Delete] [Delete and Lock User]

正则稍微有点问题,改下: re = /^\w{3,10}$/


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