package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`\{\\rtf1\\ansi\\ansicpg1252(?:.|[\r\n]+)*\{\\\*\\listtable`)
var str = `{\rtf1\ansi\ansicpg1252
\deff0{\fonttbl{\f0\froman\fcharset0 Times New Roman;}{\f1\froman\fcharset0 HELVETICA;}{\f2\froman\fcharset0 Arial;}{\f3\froman\fcharset0 unknown;}{\f4\froman\fcharset0 HELVETICA-BOLD;}{\f5\froman\fcharset0 Helvetica;}}
{\colortbl\red0\green0\blue0;\red255\green255\blue255;\red244\green245\blue255;\red254\green182\blue230;\red0\green0\blue255;}
{\stylesheet
{\style\s0 \ql\fi0\li0\ri0\f2\fs24\cf0 Normal;}
{\style\s3 \ql\fi0\li0\ri0\f2\fs26\b\cf0 heading 3;}
{\style\s2 \ql\fi0\li0\ri0\f2\fs28\b\i\cf0 heading 2;}
{\style\s1 \ql\fi0\li0\ri0\f2\fs32\b\cf0 heading 1;}
}
{\*\listtable
{\style\s0 \ql\fi0\li0\ri0\f2\fs24\cf0 Normal;}
{\style\s3 \ql\fi0\li0\ri0\f2\fs26\b\cf0 heading 3;}
{\style\s2 \ql\fi0\li0\ri0\f2\fs28\b\i\cf0 heading 2;}
{\style\s1 \ql\fi0\li0\ri0\f2\fs32\b\cf0 heading 1;}
}
{\*\listtable
}
{\*\listoverridetable
}
{\*\generator iText 2.1.2 (by lowagie.com)}
{\info}`
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/