Question

How to remove the leading and trailing commas from a string in Go

Answer 1

package main

import (
	"fmt"
	"strings"
)

func main() {
	str := ",,,Go Lang,,"
	
	str = strings.Trim(str, ",")
	
	fmt.Println(str)
}



/*
run:
     
Go Lang

*/
 

 

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Answer 2

package main

import (
	"fmt"
	"strings"
)

func main() {
	str := ",,,Go Lang,,"
	
	str = strings.TrimLeft(strings.TrimRight(str, ","), ",")
	
	fmt.Println(str)
}



/*
run:
     
Go Lang

*/
 

 

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Answer 3

package main

import (
	"fmt"
	"regexp"
)

func main() {
	str := ",,,Go Lang,,"
	
	re := regexp.MustCompile(`^,+|,+$`)
	
	str = re.ReplaceAllString(str, "")
	
	fmt.Println(str)
}



/*
run:
     
Go Lang

*/
 

 

70+ SQL courses for beginners and professionals