如何修剪一个字符串的领先和拖尾空白？

Question

Which is the effective way to trim the leading and trailing white spaces of string variable in Go?

转载于:https://stackoverflow.com/questions/22688010/how-to-trim-leading-and-trailing-white-spaces-of-a-string

Answer 1

For example,

package main

import (
    "fmt"
    "strings"
)

func main() {
    s := "\t Hello, World\n "
    fmt.Printf("%d %q\n", len(s), s)
    t := strings.TrimSpace(s)
    fmt.Printf("%d %q\n", len(t), t)
}

Output:

16 "\t Hello, World\n "
12 "Hello, World"