package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?s)^.*IP: (?!63\.3\.245\.123)(\d+.\d+.\d+.\d+).*$`)
var str = `The
Rest
of this code
is just HTML and stuffThe
Rest
of this code
is just HTML and stuff
Edit Ticket Post
E-mail: customeremail@ip.com IP: 98.154.227.123
The
Rest
of this code
is just HTML and stuffThe
Rest
of this code
is just HTML and stuff
Regards,
Edit Ticket Post
E-mail: myemail@google.com IP: 63.3.245.123
The
Rest
of this code
is just HTML and stuffThe
Rest
of this code
is just HTML and stuff`
var substitution = "$1"
fmt.Println(re.ReplaceAllString(str, substitution))
}
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/