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| package main
import ( "fmt" "strings" "unicode" )
func main() { TestLastIndexFunc() }
func TestContains() { fmt.Println(strings.Contains("seafood", "foo")) fmt.Println(strings.Contains("seafood", "bar")) fmt.Println(strings.Contains("seafood", "")) fmt.Println(strings.Contains("", "")) fmt.Println(strings.Contains("jonson鄭2008", "鄭")) }
func TestContainsAny() { fmt.Println(strings.ContainsAny("team", "i")) fmt.Println(strings.ContainsAny("failure", "u & i")) fmt.Println(strings.ContainsAny("foo", "")) fmt.Println(strings.ContainsAny("", "")) }
func TestContainsRune() { fmt.Println(strings.ContainsRune("一丁丂", '丁')) fmt.Println(strings.ContainsRune("一丁丂", 19969)) }
func TestCount() { fmt.Println(strings.Count("cheese", "e")) fmt.Println(strings.Count("one", "")) }
func TestHasPrefix() { fmt.Println(strings.HasPrefix("1000phone news", "1000")) fmt.Println(strings.HasPrefix("1000phone news", "1000a")) }
func TestHasSuffix() { fmt.Println(strings.HasSuffix("1000phone news", "news")) fmt.Println(strings.HasSuffix("1000phone news", "new")) }
func TestIndex() { fmt.Println(strings.Index("chicken", "ken")) fmt.Println(strings.Index("chicken", "dmr")) }
func TestIndexAny() { fmt.Println(strings.IndexAny("abcABC120", "教育基地A")) }
func TestIndexByte() { fmt.Println(strings.IndexByte("123abc", 'a')) }
func TestIndexRune() { fmt.Println(strings.IndexRune("abcABC120", 'C')) fmt.Println(strings.IndexRune("It培訓教育", '教')) }
func TestIndexFunc() { f := func(c rune) bool { return unicode.Is(unicode.Han , c) } fmt.Println(strings.IndexFunc("Hello123,中國" , f)) }
func TestLastIndex() { fmt.Println(strings.LastIndex("jonson learn english", "e")) fmt.Println(strings.Index("go gopher", "go")) fmt.Println(strings.LastIndex("go gopher", "go")) fmt.Println(strings.LastIndex("go gopher", "rodent")) }
func TestLastIndexAny() { fmt.Println(strings.LastIndexAny("chicken", "aeiouy")) fmt.Println(strings.LastIndexAny("crwth", "aeiouy")) }
func TestLastIndexByte() { fmt.Println(strings.LastIndexByte("abcABCA123", 'A')) }
func TestLastIndexFunc() { f := func(c rune) bool { return unicode.Is(unicode.Han, c) } fmt.Println(strings.LastIndexFunc("Hello,世界", f)) fmt.Println(strings.LastIndexFunc("Hello,world中國人", f)) }
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