银行卡号，每四位添加空格

Posted 2020-08-16 Xpress

//银行卡号4位添加空格
function bankVal() {
        $(\'#bankVal\').on(\'blur\',function () {
            this.value = this.value.replace(/\\s/g, \'\').replace(/(\\d{4})(?=\\d)/g, "$1 ");
        })
}