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Merge pull request #768 from devlights/add-result-in-example
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‎examples/basic/strs/README.md‎

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このディレクトリには以下のサンプルがあります。
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| file | example name | note |
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|--------------------------------|-------------------------------------|--------------------------------------------------------------|
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| rune\_rawstring.go | string\_rune\_rawstring | Go言語における 文字と文字列とRaw文字列についてのサンプルです. |
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| to\_runeslice.go | string\_to\_runeslice | 文字列とルーンスライスの遷移を表示するサンプルです. |
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| rune\_byte\_convert.go | string\_rune\_byte\_convert | 文字列とルーンとバイト列の変換のサンプルです. |
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| chop\_newline.go | string\_chop\_newline | 文字列末尾の改行を削除するサンプルです. |
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| using\_builder.go | string\_using\_builder | strings.Builder を利用したサンプルです. |
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| rune\_count.go | string\_rune\_count | utf8.RuneCountInString() のサンプルです. |
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| diff\_trimright\_trimsuffix.go | string\_diff\_trimright\_trimsuffix | strings.TrimRight と strings.TrimSuffix のちょっとした違いについてのサンプルです. |
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| using\_string\_clone.go | string\_using\_clone | Go 1.18 で追加された strings.Clone() のサンプルです |
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| file | example name | note |
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| ---------------------------- | -------------------------------- | --------------------------------------------------------------------------------- |
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| rune_rawstring.go | string_rune_rawstring | Go言語における 文字と文字列とRaw文字列についてのサンプルです. |
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| to_runeslice.go | string_to_runeslice | 文字列とルーンスライスの遷移を表示するサンプルです. |
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| rune_byte_convert.go | string_rune_byte_convert | 文字列とルーンとバイト列の変換のサンプルです. |
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| chop_newline.go | string_chop_newline | 文字列末尾の改行を削除するサンプルです. |
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| using_builder.go | string_using_builder | strings.Builder を利用したサンプルです. |
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| rune_count.go | string_rune_count | utf8.RuneCountInString() のサンプルです. |
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| diff_trimright_trimsuffix.go | string_diff_trimright_trimsuffix | strings.TrimRight と strings.TrimSuffix のちょっとした違いについてのサンプルです. |
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| using_string_clone.go | string_using_clone | Go 1.18 で追加された strings.Clone() のサンプルです |

‎examples/basic/strs/chop_newline.go‎

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@@ -35,6 +35,33 @@ func ChopNewLine() error {
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output.Stdoutl("[without ]", []byte(withoutNewLine))
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return nil
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/*
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$ task
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task: [build] go build .
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_chop_newline
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[Name] "string_chop_newline"
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[has newline? (withLF) ] true
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[has newline? (withCRLF) ] true
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[has newline? (withoutNewLine) ] false
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[has newline? (chopped)(LF) ] false
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[equal? (chopped==withoutNewLine)] true
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[has newline? (chopped)(CRLF) ] false
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[equal? (chopped==withoutNewLine)] true
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--------------------------------------------------
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[LF ] [104 101 108 108 111 119 111 114 108 100 10]
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[CRLF ] [104 101 108 108 111 119 111 114 108 100 13 10]
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[chopLF ] [104 101 108 108 111 119 111 114 108 100]
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[chopCRLF] [104 101 108 108 111 119 111 114 108 100]
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[without ] [104 101 108 108 111 119 111 114 108 100]
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[Elapsed] 77.92µs
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*/
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}
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func chop(s string) string {

‎examples/basic/strs/cut_prefix_suffix.go‎

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output.Stdoutl("[CutSuffix]", cut2)
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return nil
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/*
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$ task
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task: [build] go build .
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_cut_prefix_suffix
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[Name] "string_cut_prefix_suffix"
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[CutPrefix] 12345world
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[CutSuffix] hello12345
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[Elapsed] 18.22µs
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*/
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}

‎examples/basic/strs/diff_trimright_trimsuffix.go‎

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output.Stdoutl("[TrimSuffix]", strings.TrimSuffix(str, "xo"))
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return nil
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/*
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$ task
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task: [build] go build .
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_diff_trimright_trimsuffix
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[Name] "string_diff_trimright_trimsuffix"
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[TrimRight ] こんにちわ世界
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[TrimSuffix] こんにちわ世界xox
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[Elapsed] 11.53µs
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*/
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}

‎examples/basic/strs/rune_byte_convert.go‎

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fmt.Printf("%s(%v)\n", buf, buf)
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return nil
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/*
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$ task
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task: [build] go build .
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_rune_byte_convert
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[Name] "string_rune_byte_convert"
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len(s) == 20
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len(r) == 10
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rune[0] 3 byte(s)
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rune[1] 3 byte(s)
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rune[2] 3 byte(s)
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rune[3] 3 byte(s)
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rune[4] 3 byte(s)
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rune[5] 1 byte(s)
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rune[6] 1 byte(s)
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rune[7] 1 byte(s)
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rune[8] 1 byte(s)
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rune[9] 1 byte(s)
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こんにちわworld([227 129 147 227 130 147 227 129 171 227 129 161 227 130 143 119 111 114 108 100])
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[Elapsed] 88.64µs
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*/
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}

‎examples/basic/strs/rune_count.go‎

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output.Stdoutf("[5]", "%q\t%d rune(s)\t%d byte(s)\n", s5, c5, len(s5))
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return nil
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/*
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$ task
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task: [build] go build .
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_rune_count
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[Name] "string_rune_count"
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[1] "h" 1 rune(s) 1 byte(s)
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[2] "あ" 1 rune(s) 3 byte(s)
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[3] "😺" 1 rune(s) 4 byte(s)
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[4] "🧑\u200d🤝\u200d🧑" 5 rune(s) 18 byte(s)
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[5] "👨\u200d👩\u200d👧\u200d👦" 7 rune(s) 25 byte(s)
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[Elapsed] 59.39µs
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*/
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}

‎examples/basic/strs/rune_rawstring.go‎

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fmt.Printf("%s, %s\n", string2, string4)
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return nil
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/*
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$ task
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task: Task "build" is up to date
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_rune_rawstring
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[Name] "string_rune_rawstring"
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[]int32, string, string
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[U+3053 'こ' U+3093 'ん' U+306B 'に' U+3061 'ち' U+306F 'は'], こんにちは, aaaa \nbbbb
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[12354 12356 12358]
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[227 129 130 227 129 132 227 129 134]
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len(rune2): 3, len(bytes1): 9
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あいう, あいう
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あいう, あいう
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[Elapsed] 58.851µs
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*/
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}

‎examples/basic/strs/to_runeslice.go‎

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fmt.Printf("Before:\t%q\tAfter:\t%q\tRune:%v\n", s, s2, r)
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return nil
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/*
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$ task
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task: [build] go build .
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_to_runeslice
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[Name] "string_to_runeslice"
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Before: "hello world" After: "Hello world" Rune:[72 101 108 108 111 32 119 111 114 108 100]
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[Elapsed] 22.48µs
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*/
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}

‎examples/basic/strs/using_builder.go‎

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output.Stdoutl("builder", builder.String())
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return nil
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/*
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$ task
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task: [build] go build .
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_using_builder
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[Name] "string_using_builder"
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builder hello world
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[Elapsed] 12.27µs
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*/
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}

‎examples/basic/strs/using_strings_clone.go‎

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}
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return nil
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/*
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$ task
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task: [build] go build .
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task: [run] ./try-golang -onetime
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ENTER EXAMPLE NAME: string_using_clone
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[Name] "string_using_clone"
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[store1] 0: rq0Py
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[store2] 0: rq0Py
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[store1] 1: VtRco
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[store2] 1: VtRco
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[store1] 2: MSL1F
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[store2] 2: MSL1F
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[Elapsed] 540.617051ms
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*/
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}

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