39、正则表达式加密

//手机号加密
export function formatPhone(phone) {
    return phone.replace(/(\d{3})\d{4}(\d{4})/, "$1****$2");
}
//身份证加密
export function formatIdcard(idcard) {
    return idcard.replace(/(\d{4})\d*([0-9a-zA-Z]{4})/, "$1******$2");
}
//银行卡加密
export function formatBankcard(bankcard) {
    return bankcard.replace(/^(\d{4})\d+(\d{4})$/, "$1***********$2");
}