package main import s "strings" import "fmt" var p = fmt.Println func main() { p("Contains: ", s.Contains("test", "es")) //是否包含 true p("Count: ", s.Count("test", "t")) //字符串出现字符的次数 2 p("HasPrefix: ", s.HasPrefix("test", "te")) //判断字符串首部 true p("HasSuffix: ", s.HasSuffix("test", "st")) //判断字符串结尾 true p("Index: ", s.Index("test", "e")) //查询字符串位置 1 p("Join: ", s.Join([]string{"a", "b"}, "-"))//字符串数组 连接 a-b p("Repeat: ", s.Repeat("a", 5)) //重复一个字符串 aaaaa p("Replace: ", s.Replace("foo", "o", "0", -1)) //字符串替换 指定起始位置为小于0,则全部替换 f00 p("Replace: ", s.Replace("foo", "o", "0", 1)) //字符串替换 指定起始位置1 f0o p("Split: ", s.Split("a-b-c-d-e", "-")) //字符串切割 [a b c d e] p("ToLower: ", s.ToLower("TEST")) //字符串 小写转换 test p("ToUpper: ", s.ToUpper("test")) //字符串 大写转换 TEST p("Len: ", len("hello")) //字符串长度 p("Char:", "hello"[1]) //标取字符串中的字符,类型为byte }
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