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レッツゴーデベロッパー2011「プログラミングGroovy〜G*エコシステム編」

 レッツゴーデベロッパー2011「プログラミングGroovy〜G*エコシステム編」

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Yasuharu Nakano

March 25, 2023
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  1. $ time groovy -e 'println "Hello, world!";' Hello, world! real

    0m1.806s user 0m1.321s sys 0m0.171s $ time groovyclient -e 'println "Hello, world!";' Hello, world! real 0m0.029s user 0m0.001s sys 0m0.002s
  2. 㾎 ϙετ.BWFOͷ૯߹తͳϓϩδΣΫτ؅ཧπʔϧ 㾎 .BWFO͸͔ͳΓҙࣝͯ͠·͢ 㾎 σΟϨΫτϦߏ੒͸.BWFOํࣜΛ౿ऻ 㾎 ΋ͪΖΜɺґଘϥΠϒϥϦ΋؅ཧͰ͖Δʢ*WZར༻ 㾎 ֤छϓϥάΠϯʹΑΔ؆୯ػೳ௥ՃʢએݴΛ௥Ճ͢Δ͚ͩʣ

    㾎 (SPPWZ .BWFO &DMJQTF 04(J 4DBMB FUD 㾎 શ໘తʹ(SPPWZϕʔεͷ%4-Λ࠾༻ 㾎 ॊೈͳϚϧνϓϩδΣΫτߏ੒͕࣮ݱͰ͖Δ 㾎 ͋ͷ)JCFSOBUF΋(SBEMFʹҠߦͨ͠ʂ 㾎 ৄ͘͠͸υΩϡϝϯτ೔ຊޠ༁Ϧʔμ!MJUFSBMJDF͞Μʹʂ
  3. // ʮ0ʙ9ʹؚ·ΕͯΔۮ਺ͷݸ਺͸4ݸͩΑͶʁʯʢҧ def list = [0, 1, 2, 3, 4,

    5, 6, 7, 8, 9] assert list.findAll{ it % 2 == 0 }.size() == 4 ʢࢀߟʣ1PXFS"TTFSU                  !!!!!!!!!!!!!!!!!!!!!!!!!! Caught:  Assertion  failed:   assert  list.findAll{  it  %  2  ==  0  }.size()  ==  4              |        |                                            |            |              |        [0,  2,  4,  6,  8]                5            false              [0,  1,  2,  3,  4,  5,  6,  7,  8,  9]
  4. !"#"$%&'"()*+&',,-.%/*0'%&',1# ! " # " $ % & ' WPM

    $ P O U F O U T (SBJMT. ϦϦʔεɹۓٸاը ݕূ (SBJMT ͷੈքʜʜʜʜʜʜʜʜ  !"#$"%&'( (SJ⒎PO ෆఆظศ ʙୈ  ճόΠϯσΟϯάฤʙ ʜʜʜʜʜʜʜʜʜ  !"#$"%&') $PEF/BSD Λར༻ͯ͠ (3007: ͷίʔυ඼࣭Λ্͛Δ ʙୈ  ճ։ൃπʔϧͱ࿈ܞʙ ʜʜʜʜʜʜʜʜʜ  !"#$"%&'* ΋͠৽ਓঁࢠ +BWB ϓϩάϥϚ͕ ʰ(SPPWZ ΠϯɾΞΫγϣϯʱΛಡΜͩΒ ʙୈ̍ষɹ΋͔͸ʰ(SPPWZ ΠϯɾΞΫγϣϯʱͱग़ձͬͨʙ ʜ  !"#$"%&'+ (SBJMT1MVHJO ୳๚ ʙୈ  ճ.POHP%#(03.ϓϥάΠϯʙ ʜʜʜʜ  ,-./#012$/- ϦϦʔε৘ใʜʜʜʜʜʜʜʜʜʜʜʜʜʜʜ  +((6( ̐ίϚອըʮ͙ΔʔͼʔͨΜʯୈ  ࿩ ʜʜ  http://grails.jp/g_mag_jp/ ͍·͙͢μ΢ϯϩʔυ