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1. ϥΠϒϥϦΛ࡞ͬͨ࿩ ULBTIJNB
2. ۙگ
4. ϥΠϒϥϦΛ࡞ͬͨ࿩ ULBTIJNB
5. ԿͷϥΠϒϥϦ ΞϓϦͷલ໘ʹৗʹը૾Λදࣔ͢ΔϥΠϒϥϦ
   ը૾Λυϥοάͯ͠ಈ͔͢͜ͱ΋Ͱ͖Δ ͜Μͳͷ
6. IUUQTHJUIVCDPNULBTIJNB BDDFTPSZ (JU)VCʹ͋Γ·͢
7. σϞ
8. ԿͰͭͬͨ͘ͷ͔ ɾͲ͏΍ͬͯ࡞Δ͔ʹڵຯ͕͋ͬͨ
   ɾ,PUMJOΛࢼͯ͠Έ͔ͨͬͨ
   ɾϥΠϒϥϦΛ࡞Δ஌ࣝΛ͚͍ͭͨ
9. Ͳ͏΍ͬͯ࡞͔ͬͨ ɾ"DUJWJUZ-JGFDZDMF$BMMCBDLT
   ɾ8JOEPX.BOBHFS
10. "DUJWJUZ-JGFDZDMF$BMMCBDLT "QQMJDBUJPOΫϥεʹઃఆ͢Δ͜ͱͰ
    "DUJWJUZͷϥΠϑαΠΫϧΛݕ஌Ͱ͖Δ "DUJWJUZͷϥΠϑαΠΫϧ IUUQXXXKBWBESJWFKQBOESPJEBDUJWJUZJOEFYIUNM
11. 8JOEPX.BOBHFS IUUQUFDICPPTUFSPSHBOESPJEVJ "OESPJEͷը໘͸ෳ਺ͷϨΠϠʔͰߏ੒͞Ε͓ͯΓɺ
    ৘ใͷॏཁ౓ɾ༏ઌ౓ʹΑͬͯ࢖͍෼͚ΒΕ͍ͯΔ "DUJWJUZ "DUJWJUZͷϥΠϑαΠΫϧʹ
    ࠨӈ͞ΕͣৗʹදࣔͰ͖Δ
12. ,PUMJOͱ͸ ,PUMJO͸ɺδΣοτϒϨΠϯζࣾͷΞϯυϦʔɾϒϨεϥ ϑɺυϛτϦʔɾδΣϝϩϑ͕։ൃͨ͠ɺ੩తܕ෇͚ͷΦ ϒδΣΫτࢦ޲ϓϩάϥϛϯάݴޠͰ͋Δɻ
    +BWB
    ݴޠΑΓ΋؆ܿʹॻ͚Δ͜ͱΛ໨ࢦ͍ͯ͠Δɻ
    ͔ͨ͠ʹ
    ,PUMJO
    ͷ
    )FMMP
    8PSME
    ϓϩάϥϜͰ΋ɺ+BWB
    ͷ
    )FMMP
    8PSME
    ϓϩάϥϜΑΓ͸୹͍ɻ IUUQTKBXJLJQFEJBPSHXJLJ,PUMJO
13. var list = array("catfish", "water") List<String> list = new ArrayList<>(); list.add("catfish"); list.add("water"); ,PUMJO +BWB ,PUMJO͸؆ܿʹॻ͚ͯ࠷ߴ
14. ,PUMJOͰྑ͔ͬͨ͜ͱ
    ϕετ
15. ܕਪ࿦ ܕΛॻ͔ͳͯ͘ྑ͍ͷ͸͔ͳΓॿ͔Δ val number = 3 val list = array("catfish", "water") val cat = Cat("name")
16. ϥϜμࣜ view.setOnClickListener { v -> Log.d(TAG, "onClick") } view.setOnClickListener(View.OnClickListener() { @Override public void onClick(View v) { Log.d(TAG, "onClick"); } }); ,PUMJO +BWB
17. OVMM҆શ String text = null; int length = 0; if (text != null) { length = text.length(); } ,PUMJO +BWB val text : String? = null val length = text?.length() ?: 0 OVMMҎ߱ͷϝιου͸ݺ͹Εͳ͍
18. ,PUMJO͸#FUB
     ݱࡏ
19. ϥΠϒϥϦͷ஌ݟ͸·ͩ·ͩʜ
    ·ͨޙ೔
20. ·ͱΊ
21. ৽͍͜͠ͱ΁ͷ௅ઓ େ͖ͳϞνϕʔγϣϯ
22. ೥
    ϥΠϒϥϦΛ࡞ͬͯ
    ௅ઓ͍͖͍ͯͨ͠