package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?mi)(?<=Amount Due|Pay This Amount|Total Balance|Total Current Month’s Charges|Amount Now Due|Amount Due|Amount due on|Total Balance on)\s+(\w+)?\s?\$([\d.,]+)`)
var str = `Pay this amount $45.50
Pay this amount due Mar04 $56.67 → Does not work with current expression
Amount due $56.78 → works with current expression
Amount due on dec4 $76.45 → does not work with current expression
Total balance $76.45 → works with current expression
Total balance on apr3 $64.34`
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/