formatter

func Comma ¶

func Comma[T constraints.Float | constraints.Integer | string](value T, symbol string) string

Comma add comma to a number value by every 3 numbers from right. ahead by symbol char. if value is invalid number string eg "aa", return empty string Comma("12345", "$") => "$12,345", Comma(12345, "$") => "$12,345" Play: https://golang.ir/play/p/eRD5k2vzUVX

result1 := Comma("123", "")
result2 := Comma("12345", "$")
result3 := Comma(1234567, "￥")

fmt.Println(result1)
fmt.Println(result2)
fmt.Println(result3)

Output:

123
$12,345
￥1,234,567