package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`[A-Z]{3}(?=\.)`)
var str = `/path/to/QAQC/Conclusions_Pakistan_2019-09-13_PAK.pdf
/path/to/QAQC/Conclusions_SouthAfrica_2019-09-13_ZAF.pdf
/path/to/QAQC/Conclusions_TheBahamas_2019-09-13_BHS.pdf
/path/to/QAQC/Conclusions_Venezuela_2019-09-13_VEN.pdf
/path/to/QAQC/Conclusions_Pakistan_2019-09-13_YEM.pdf
/path/to/QAQC/Conclusions_Iraq_2019-09-13_IRQ.pdf
/path/to/QAQC/Conclusions_Afghanistan_2019-09-13_AFG.pdf
`
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/