golang strings 字符串操作

 bool := strings.EqualFold("Home", "home")
    
// -> true

 bool := strings.HasPrefix("Home", "h")
 
// -> false

 bool := strings.HasSuffix("Home", "me")
 
 // -> true

bool := string.Contains("HOME", "ho")

// -> false

position := strings.Index("lorem lorem", "lo")

// -> 0

num := strings.IndexFunc("me", func(r rune)bool {
    return r == rune('m')
})

// -> 0

num := strings.LastIndex("mm", "m")

// -> 1

str := strings.Title("go home")
// -> Go Home

str := strings.ToLower("GO HOME")

// -> go home

str := string.ToUpper("go home")
// -> GO HOME

str := strings.Repeat("m", 3)
// -> mmm

/*
    参数
    [string] 被处理字符
    [string] 匹配字符
    [string] 替换字符
    [int] 替换个数
*/
str := strings.Replace("co co co co", "co", "jc", 2)

str := strings.Trim(" - title - ", "-")

// title

strs := strings.Fields("coco jeck")
// -> [coco jeck]

// 使用逗号分割
str := strings.FieldsFunc("coco,jeck,andy", func(r rune) bool {
    return r == rune(',')
})

// -> [coco jeck andy]

str := strings.Split("product/id/place", "/")

// -> [product id place]

str := strings.Split("product/id/place", "/", 2)

// -> [product id/place]

str := strings.Join([]string{"coco", "jeck"}, ",")

// -> coco,jeck