package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?im)^(?!$)(?:(Question|Problem:?|Example|[A-Z])[. ]?)?(\d+[. ]?)?(?=\s)`)
var str = `Q 12. This is question 1
Example 1 This is question 2 Q.1
Example This is question 3
EXAMPLE 2 This is question 4 2.3
Q.12. This is question 5
5.
Q 55.
Q 555
Q.555.
55555
Question 5555
Example
Problem 5555
Problem:
A5555.
EXAMPLE
Example 5555555`
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/