package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)(?<=eat_apple_|eat_pear_|eat_orange_)(today|yesterday)`)
var str = `eat_orange_today
eat_pear_today
eat_banana_today
eat_apple_yesterday
eat_strawberry_today`
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/