23/11/25技術LT会 パーシャルの使い方

Transcript

1. ෦෼ςϯϓϨʔτ(ύʔγϟϧ)ͷ ࢖͍ํͱ࢓૊Έʹ͍ͭͯ ͳΜͱͳ͘࢖͑ͪΌ͏ύʔγϟϧΛ ཧղͯ͠࢖͍͜ͳͯ͠ΈΑ͏ʂ ٕज़-5ձ
2. ࣗݾ঺հ ೥ྸɹ̎̓ࡀ ̑೥ఔ͜Μͳધ࡞ͬͯ·ͨ͠ ̏೥ఔίʔϧηϯλʔͯ͠·ͨ͠
3. ͜ͷεϥΠυ͸ύʔγϟϧͷهड़ํ๏͸෼͔Δ͚Ͳɺ 
 ͳΜͰಈ͍͍ͯΔ͔͸͋·Γཧղ͍ͯ͠ͳ͍ਓ(ࢲ)ͷҝͷਂ۷ΓͰ͢ Ԡ༻ΑΓ΋جຊతͳ෦෼ͷཧղ౓ΛਂΊΔࣄʹয఺Λ౰͍ͯͯ·͢
4. partial!? board: board!? locals!? _!? !? !? ஌͓͔ͬͯͳ͖Όʂύʔγϟϧ஌ࣝ
5. ී௨ʹهड़͢Δͱेߦʹ΋ೋेߦʹ΋ͳͬͯ͠·͏ίʔυΛ 
 ύʔγϟϧϑΝΠϧͱ͍͏ผͷϑΝΠϧ΁هड़͓͍ͯͯ͠ 
 ඞཁͳ৔ॴʹrenderϝιουΛ࢖ͬͯݺͼग़ͯ͠දࣔ͢ΔࣄͰ 
 ϏϡʔϑΝΠϧͰͷهड़ྔΛҰߦʹݮΒ͢ࣄ͕ग़དྷΔػೳ ෳ਺ͷϏϡʔͰڞ௨ͯ͠࢖͏෦෼͕͋Δ࣌ʹ࢖͏ͱޮՌత Մಡੑ্͕͕Δͱڞʹɺ 
 Ϗϡʔͷ࢖͍ճ͠ͱ͍͏࠶ར༻खஈΛऔΔࣄ͕ग़དྷ·͢ ͦ΋ͦ΋ύʔγϟϧͬͯʁ
6. ͳΜ͔Α͘෼͔Βͳ͍ɾɾɾ ಄௧͍ɾɾɾ ࢖͍ํ͚ͩͰ͍͍Αɾɾɾ
7. ࠓճͷཁ఺Λ·ͱΊΔͱʂ ϏϡʔϑΝΠϧʹݺͼग़͞Εͯ࢖༻͞ΕΔ render͕ݺ͹ͳ͍ͱԿ΋͠ͳ͍ ্ख͘ॻ͍ͯݺͼग़ͤ͹ 
 ৭ʑͳϏϡʔͰ࢖͍ճͤΔΑʂ جຊ͸SFOEFSͱηοτͩͱߟ͑Α͏ʂ
8. SFOEFSͰͷॻ͖ํ جຊతͳܗΛ෼ղͯ͠ཧղ͠Α͏
9. 7JFXϑΝΠϧͰΑ͘ݟΔܗ ͜͏͢Δͱಈ͚͘Ͳ ͳΜͰಈ͘ΜͩΖɾɾɾ =>͜ͷࢦࣔΛ෼ղͯ͠ΈΔͱ… <%= render 'form', board: @board%>
10. SFOEFS಺Ͱ͜ΜͳࢦࣔΛͯ͠Δʂ <%= render 'form', board: @board%> ᶃύʔγϟϧϑΝΠϧ໊Λࢦఆͯ͠ ᶃύʔγϟϧϑΝΠϧ໊Λࢦఆͯ͠
11. SFOEFS಺Ͱ͜ΜͳࢦࣔΛͯ͠Δʂ <%= render 'form', board: @board%> ᶃύʔγϟϧϑΝΠϧ໊Λࢦఆͯ͠ ᶄίϯτϩʔϥʔͷ ͜ͷΠϯελϯε ม਺໊Λ ᶃύʔγϟϧϑΝΠϧ໊Λࢦఆͯ͠
12. SFOEFS಺Ͱ͜ΜͳࢦࣔΛͯ͠Δʂ <%= render 'form', board: @board%> ᶃύʔγϟϧϑΝΠϧ໊Λࢦఆͯ͠ ᶅϩʔΧϧม਺໊ʹ୅ೖͯ͠ ݺͼग़͢ύʔγϟϧϑΝΠϧ಺Ͱ࢖ͬͯͶ ᶄίϯτϩʔϥʔͷ ͜ͷΠϯελϯε ม਺໊Λ ᶃύʔγϟϧϑΝΠϧ໊Λࢦఆͯ͠
13. SFOEFS಺Ͱ͜ΜͳࢦࣔΛͯ͠Δʂ <%= render 'form', board: @board%> ᶃύʔγϟϧϑΝΠϧ໊Λࢦఆͯ͠ ᶅϩʔΧϧม਺໊ʹ୅ೖͯ͠ ݺͼग़͢ύʔγϟϧϑΝΠϧ಺Ͱ࢖ͬͯͶ ᶄίϯτϩʔϥʔͷ ͜ͷΠϯελϯε ม਺໊Λ ᶃύʔγϟϧϑΝΠϧ໊Λࢦఆͯ͠ ࣮ࡍʹͲΜͳ৘ใ͕ߦ͖དྷ͍ͯ͠Δͷ͔
    ॱ൪ʹՄࢹԽ͍ͯ͘͠ͱɺ࣍ͷΑ͏ʹͳΔΑʂ
14. ύʔγϟϧ಺ ᶃύʔγϟϧ಺ʹ͜Μͳهड़͕͋ͬͯʜ
15. 7JFX OFXIUNMFSC <%= render 'form', board: @board%> ύʔγϟϧ಺ ᶃύʔγϟϧ಺ʹ͜Μͳهड़͕͋ͬͯʜ ᶄOFXϑΝΠϧͰ͜Μͳ෩ʹॻ͍ͨΒ
16. 7JFX OFXIUNMFSC <%= render 'form', board: @board%> $POUSPMMFS def new @board = Board.new end ύʔγϟϧ಺ ᶃύʔγϟϧ಺ʹ͜Μͳهड़͕͋ͬͯʜ ᶄOFXϑΝΠϧͰ͜Μͳ෩ʹॻ͍ͨΒ ᶅOFXΞΫγϣϯͷ!CPBSE͕ݺͼग़͞Εͯ
17. 7JFX OFXIUNMFSC <%= render 'form', board: @board%> $POUSPMMFS def new @board = Board.new end ύʔγϟϧ಺ ᶃύʔγϟϧ಺ʹ͜Μͳهड़͕͋ͬͯʜ ᶄOFXϑΝΠϧͰ͜Μͳ෩ʹॻ͍ͨΒ ᶅOFXΞΫγϣϯͷ!CPBSE͕ݺͼग़͞Εͯ ᶆݺͼग़͞ΕͨϏϡʔϑΝΠϧͷ!CPBSE͕
    ύʔγϟϧ༻ͷϩʔΧϧม਺CPBSE΁୅ೖ͞ΕΔ
18. 7JFX OFXIUNMFSC <%= render 'form', board: @board%> $POUSPMMFS def new @board = Board.new end ύʔγϟϧ಺ ᶃύʔγϟϧ಺ʹ͜Μͳهड़͕͋ͬͯʜ ᶄOFXϑΝΠϧͰ͜Μͳ෩ʹॻ͍ͨΒ ᶇύʔγϟϧ಺ͷCPBSE͸͜ΕΛऔಘ͍ͯ͠ΔΑʂ ᶅOFXΞΫγϣϯͷ!CPBSE͕ݺͼग़͞Εͯ ᶆݺͼग़͞ΕͨϏϡʔϑΝΠϧͷ!CPBSE͕
    ύʔγϟϧ༻ͷϩʔΧϧม਺CPBSE΁୅ೖ͞ΕΔ
19. 7JFX OFXIUNMFSC <%= render 'form', board: @board%> $POUSPMMFS def new @board = Board.new end ύʔγϟϧ಺ ᶃύʔγϟϧ಺ʹ͜Μͳهड़͕͋ͬͯʜ ᶄOFXϑΝΠϧͰ͜Μͳ෩ʹॻ͍ͨΒ ᶇύʔγϟϧ಺ͷCPBSE͸͜ΕΛऔಘ͍ͯ͠ΔΑʂ ᶅOFXΞΫγϣϯͷ!CPBSE͕ݺͼग़͞Εͯ ᶆݺͼग़͞ΕͨϏϡʔϑΝΠϧͷ!CPBSE͔Β
    ύʔγϟϧ༻ͷϩʔΧϧม਺CPBSE΁୅ೖ͞ΕΔ ͜ͷϩʔΧϧม਺͕େࣄʂ
20. Ͳ͏ͯ͠ϩʔΧϧม਺ʹ͢Δͷʁ ΍ͬͯΈͨΒɺύʔγϟϧϑΝΠϧ಺Ͱ
    Πϯελϯεม਺Λهड़ͯ͠΋࢖͑ͨΑʁ ػೳతʹ͸ϩʔΧϧม਺ʹ͠ͳͯ͘΋࢖͑ΔΜ͚ͩͲ
    ༧ظ͠ͳ͍ಈ࡞Λͨ͠Γ͢ΔڪΕ͕͋ΔΜͩ ࠷ѱɺඇ؅ཧऀϢʔβʔʹଞϢʔβʔ৘ใΛ
    දࣔͤͯ͞͠·͏౳
    ηΩϡϦςΟϗʔϧʹͳΔڪΕ͕͋Δ
    ͔ͩΒϩʔΧϧม਺ʹͯ͠ɺಈ͖Λ੍ݶ͍ͯ͠ΔΜͩ ͪΐͬͱ౾஌ࣝ
21. ͜ͷྲྀΕΛ౿·͑ͯ
    ࢖͍ճ͠ͱ͍͏෦෼Λ
    ཧղ͠Α͏ʂ
22. /FX&EJU
    7JFXϑΝΠϧ <%= render 'form', board: @board%> ύʔγϟϧ಺ ྫ͑͹͜Μͳ෩ʹ<OFX>Ͱ΋<FEJU>Ͱ΋ಉ͡هड़ͯ͠…
23. /FX&EJU
    7JFXϑΝΠϧ <%= render 'form', board: @board%> ύʔγϟϧ಺ def new @board = Board.new end def edit @board = Board.find(params[:id]) end ίϯτϩʔϥʔʹ͜ΜͳఆٛΛ͓͍ͯͯ͠…
24. /FX&EJU
    7JFXϑΝΠϧ <%= render 'form', board: @board%> ύʔγϟϧ಺ <%= render 'form', board: @board%> def new @board = Board.new end def edit @board = Board.find(params[:id]) end SFOEFSͰݺͼग़͞ΕΔͱ
25. /FX&EJU
    7JFXϑΝΠϧ <%= render 'form', board: @board%> ύʔγϟϧ಺ <%= render 'form', board: @board%> def new @board = Board.new end def edit @board = Board.find(params[:id]) end ݺͼग़͞Εͨม਺͕CPBSEʹ୅ೖ͞Εͯ… CPBSEʹ!CPBSEΛ୅ೖʂ
26. /FX&EJU
    7JFXϑΝΠϧ OFXIUNMFSC <%= render 'form', board: @board%> ύʔγϟϧ಺ <%= render 'form', board: @board%> FEJUIUNMFSC def new @board = Board.new end def edit @board = Board.find(params[:id]) end ͦΕͧΕίϯτϩʔϥʔͰఆٛ͞Εͨม਺͕࢖͑ΔΑ͏ʹͳΔ Board.new Board.find(params[:id]) CPBSEʹ!CPBSEΛ୅ೖʂ
27. /FX&EJU
    7JFXϑΝΠϧ OFXIUNMFSC <%= render 'form', board: @board%> ύʔγϟϧ಺ <%= render 'form', board: @board%> FEJUIUNMFSC def new @board = Board.new end def edit @board = Board.find(params[:id]) end ͦΕͧΕίϯτϩʔϥʔͰఆٛ͞Εͨม਺͕࢖͑ΔΑ͏ʹͳΔ Board.new Board.find(params[:id]) CPBSEʹ!CPBSEΛ୅ೖʂ ύʔγϟϧϑΝΠϧ಺ͰͷCPBSE͕ݺͼग़͠ઌʹΑͬͯத਎͕ೖΕସΘΔʂ
28. /FX&EJU
    7JFXϑΝΠϧ OFXIUNMFSC <%= render 'form', board: @board%> ύʔγϟϧ಺ <%= render 'form', board: @board%> FEJUIUNMFSC def new @board = Board.new end def edit @board = Board.find(params[:id]) end ͦΕͧΕίϯτϩʔϥʔͰఆٛ͞Εͨม਺͕࢖͑ΔΑ͏ʹͳΔ Board.new Board.find(params[:id]) CPBSEʹ!CPBSEΛ୅ೖʂ ύʔγϟϧϑΝΠϧ಺ͰͷCPBSE͕ݺͼग़͠ઌʹΑͬͯத਎͕ೖΕସΘΔʂ ͜͏ͯ͠ม਺ͷத਎Λม͑ͯ΋
    جຊతͳಈ͖͕มΘΒͳ͍
    ͦΜͳॻ͖ํΛग़དྷΔͷ͕
    ࠶ར༻ੑͷߴ͍
    ྑ͍ύʔγϟϧʂ
    
29. /FX&EJU
    7JFXϑΝΠϧ OFXIUNMFSC <%= render 'form', board: @board%> ύʔγϟϧ಺ <%= render 'form', board: @board%> FEJUIUNMFSC def new @board = Board.new end def edit @board = Board.find(params[:id]) end ͦΕͧΕίϯτϩʔϥʔͰఆٛ͞Εͨม਺͕࢖͑ΔΑ͏ʹͳΔ Board.new Board.find(params[:id]) CPBSEʹ!CPBSEΛ୅ೖʂ ύʔγϟϧϑΝΠϧ಺ͰͷCPBSE͕ݺͼग़͠ઌʹΑͬͯத਎͕ೖΕସΘΔʂ ͜Ε͕࢖͍ճ͠ͷग़དྷΔ
    ύʔγϟϧͷҰ࿈ͷྲྀΕʂ
30. ͓·͚ ΦϓγϣϯΛ࢖͍͜ͳͯ͠ΈΑ͏ʂ
31. ʙม਺໊ͷมߋʙ -locals- & -partial-
32. <%= render 'form', object: @boards %> Αʔ͠ɺύʔγϟϧ༻ͷϩʔΧϧม਺໊Λ ʮPCKFDUʯʹͯ͠ ൚༻ੑΛߴ͘͠Α͏͔ͳʂ ͋ΕʂΤϥʔ͕ग़ͪΌͬͯ࢖͑ͳ͍ʂ ͳΜͰʙ 😭
33. <%= render 'form', object: @boards %> ม਺໊Λม͑Δʹ͸޻෉͕ඞཁͩΑʂ ྫ͑͹͜Μͳ෩ʹʲPCKFDUʳʹͯ͠͠·͏ͱ
    Τϥʔ͕ൃੜͯ͠͠·͏Μͩʂ
    ࣮͸͜ͷॻ͖ํ͸লུܗͰ
    ຊདྷ͸ม਺Λఆٛ͢ΔΦϓγϣϯ͕ඞཁͳΜͩΑʂ
    ม਺໊͕ಉͩ͡ͱলུ͢Δࣄ͕ՄೳͳΜͩʂ
    ⚠஫ҙʂ
34. ਖ਼͘͠͸͜͏ॻ͜͏ʂ <%= render partial: 'form', locals: { object: @board } %> ઌ΄ͲͷলུܗͰ͸ͳ͍ຊདྷͷهड़͸͜͏ͩΑʂ
    ม਺໊Λఆ͍ٛͨ࣌͠͸ʲMPDBMTʳ͕ඞཁͳΜͩʂ ๨Εͯ͸͍͚ͳ͍ͷ͕ʲQBSUJBMʳͩͶʂ
    MPDBMTΛ࢖༻͢Δ࣌ʹ͸ಉ࣌ʹهड़͕ඞཁͰ
    ෇͚ͳ͚Ε͹Τϥʔ͕ग़ͯ͠·͏Αʂ
35. ΑΓԠ༻తͳ<DPMMFDUJPO>ͳΜͯ΋͋ΔΜͩ
    ͥͻʮύʔγϟϧɹΦϓγϣϯʯΈ͍ͨʹௐ΂ͯΈͯͶʂ ࠓճ͸͜͜·Ͱʂ ·ͩ·ͩଓ͚͍͚ͨΕͲɺجຊతͳ෦෼͸͜Μͳײ͡ʂ
    ࠓճ͸͋͘·Ͱجຊͷ෦෼͚ͩʹয఺Λ޲͚ͨΑʂ
    গ͠Ͱ΋஌ࣝʹ৮Ε΍͘͢ͳ͍ͬͯΔͱخ͍͠ͳʂ
36. Ҿ༻αΠτ https://pikawaka.com/rails/partial_template https://okmt-aya-26.hatenablog.com/entry/2022/01/20/172340 https://techracho.bpsinc.jp/hachi8833/2023_03_20/128403