package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^-?\d{1,3}(?:(?:,\d{3}){0,4}(?:\.\d{1,2})|(?:(?:\s\d{3}){0,4}|(?:\d{0,12}))(?:[.,]\d{1,2})?)$`)
var str = `123456
123456.12
123456,00
123,456.12
123,456,12
123 456.12
123,456,12
123,456,123,123,123.00
123,456.123
123 456,789.12`
for i, match := range re.FindAllString(str, -1) {
fmt.Println(match, "found at index", i)
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Golang, please visit: https://golang.org/pkg/regexp/