package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)^(?=.*key1=[a-z0-9,]*d[1-4])(?=.*(?:key1=[a-z0-9,]*a[12]|key2=[a-z0-9,]*b[123]|key3=[a-z0-9,]*c[123])).+`)
var str = `key1=a2,d3
key2=b1,b3key1=d1
key2=b2key3=c3,a2key1=d4
key1=d2abckey2=b2,b3key1=a1
key1=d2
key1=a1key2=b1
key2=b2key3=a1
key1=a2,d3
key1=d3,a2`
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/