package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?m)\bkey="((?:ktm-(?:(?:e-|[^e]\w*-|e[^d]\w*-)*)abcd(?:(?:-e|-[^e]\w*|-e[^d]\w*)*)|abcd(?:(?:-e|-[^e]\w*|-e[^d]\w*)*)))"`)
var str = ` 1. object{one="ab-vwxc",two="value1",key="abcd-eest-ed-xyz-bnn",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="abcd-eest-xyz-bnn",four="obsoleteValues"}
3. object{one="ab-vwxc",two="value1",key="abcd-eest-xyz-bnn-ed",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="abcd-e-xyz-bnn",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="abcd-eest-xyz-bnn",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="ktm-qg-abcd-eest-xyz-bnn",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="ktm-qg-abcd-ed-xyz-bnn",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="ktm-qg-abcde-eest-xyz-bnn",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="abcd-e",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="test-abcd",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="e-abcd",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="ed-abcd",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="abcd",four="obsoleteValues"}
2. object{one="ab-vwxc",two="value1",key="ktm-abcd",four="obsoleteValues"}
`
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/