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手机号掩码：

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//手机号掩码
function mobilePhoneMask(input) {
    var output = input;
    if (input == null || input == "")
        return output;
    output = input = $.trim(input);
    if (input.length > 6) {
        output = input.substr(0, 3) + "*****" + input.substr(input.length - 3);
    }
    else if (input.length > 3) {
        output = input.substr(0, 3) + "*****";
    }
    else if (input.length > 0) {
        output = input.substr(0, 1) + "*****";
    }
    return output;
}

身份证号掩码：

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//身份证号掩码：
function idCardMask(input) {
    var output = input;
    if (input == null || input == "")
        return output;
    output = input = $.trim(input);
    if (input.length > 4) {
        output = input.substr(0, 2) + "**************" + input.substr(input.length - 2);
    }
    else if (input.length >= 2) {
        output = input.substr(0, 2) + "**************";
    }
    else {
        output = input + "**************";
    }
    return output;
}

银行账号掩码：

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//银行账号掩码
function bankAccountMask(input) {
    var output = input;
    if (input == null || input == "")
        return output;
    output = input = $.trim(input);
    if (input.length > 8) {
        output = input.substr(0, 4) + "****" + input.substr(input.length - 4);
    }
    else if (input.length > 4) {
        output = input.substr(0, 4) + "****";
    }
    else if (input.length > 0) {
        output = input + "****";
    }
    return output;
}

邮箱掩码：

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//邮箱掩码
function emailMask(input) {
    var output = input;
    if (input == null || input == "")
        return output;
    output = input = $.trim(input);
    var emailParts = input.split("@");
    if (emailParts.length > 1) {
        if (emailParts[0].length > 3)
            output = emailParts[0].substr(0, 2) + "***" + emailParts[0].substr(emailParts[0].length - 1);
        else if (emailParts[0].length > 0)
            output = emailParts[0].substr(0, 1) + "***";
        output += "@" + emailParts[1];
    }
    return output;
}

QQ掩码：

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//qq掩码
function qqMask(input) {
    var output = input;
    if (input == null || input == "")
        return output;
    output = input = $.trim(input);
    if (input.length > 4) {
        output = input.substr(0, 2) + "***" + input.substr(input.length - 2);
    }
    else if (input.length > 0) {
        output = input.substr(0, 1) + "***";
    }
    return output;
}

电话掩码：

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//电话掩码
function telMask(input) {
    var output = input;
    if (input == null || input == "")
        return output;
    output = input = $.trim(input);
    var telParts = input.split("-");
    if (telParts.length > 1) {
        if (telParts[1].length > 4) {
            telParts[1] = telParts[1].substr(0, 2) + "***" + telParts[1].substr(telParts[1].length - 2);
        }
        else if (telParts[1].length > 0) {
            telParts[1] = telParts[1].substr(0, 1) + "***";
        }
    }
    if (telParts.length > 2) {
        if (telParts[2].length > 0) {
            telParts[2] = telParts[2].substr(0, 1) + "**";
        }
    }
    output = telParts.join("-");
    return output;
}