javascript - masalah padanan biasa js

Question

Gunakan padanan biasa, hanya nombor dan koma dibenarkan

var str = "2456789,2345678765432,,,,234567876543,,,45678976543,,,,3456765432";

Koma di tengah nombor hanya dibenarkan muncul sekali; gantikan lagi dengan kosong; ;

Answer 1

ganti(/+/g, ","")

Answer 2

var re = /\d+\,?/g;
var str = "2456789,2345678765432,,,,234567876543,,,45678976543,,,,3456765432";
var myArray = str.match(re);
console.log(myArray);
VM389472:4 (5) ["2456789,", "2345678765432,", "234567876543,", "45678976543,", "3456765432"]