[jquery] 금액 콤마 찍기

//콤마찍기
function comma(str) {
    str = String(str);
    return str.replace(/(\d)(?=(?:\d{3})+(?!\d))/g, '$1,');
}
 
//콤마풀기
function uncomma(str) {
    str = String(str);
    return str.replace(/[^\d]+/g, '');
}
 
//값 입력시 콤마찍기
function inputNumberFormat(obj) {
    obj.value = comma(uncomma(obj.value));
}
 
//<input type="text" onkeyup="inputNumberFormat(this)" />