package main
import (
"regexp"
"fmt"
)
func main() {
var re = regexp.MustCompile(`(?<![.\d])(?<number>\d*(?:\.\d+)?)\s*\)`)
var str = `cos(3 * 3) + cos(3 * 24.5 ), cos(2 * 3 ) + cos(3 * 2.4)
cos(3 * 3.4) + cos(3 * 45 ), cos(4 * 2 ) + cos(3 * 245)
(3 *(2+1+1) - 23/5)`
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/