Rubyでドキドキ💓Webスクレイピング

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k a miok a n 2021/6/29ʢՐʣ RubyͰυΩυΩ💓 WebεΫϨΠϐϯά ༻๏ͱ༰ྔΛकͬͯਖ਼͓͘͠࢖͍͍ͩ͘͞ 1

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ࣗݾ঺հ My pro f ile ໊લɿ্Ԭ৳༟ (@kamiokan) झຯɿ௼ΓɾອըɾϞϯϋϯ 2

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ࣗݾ঺հ • ॅ·͍   ۽ຊݝ߹ࢤࢢࡏॅɻʢ2020೥Ѫ஌ݝΑΓҠॅʣ My pro f ile ໊લɿ্Ԭ৳༟ (@kamiokan) झຯɿ௼ΓɾອըɾϞϯϋϯ 3

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ࣗݾ঺հ • ॅ·͍   ۽ຊݝ߹ࢤࢢࡏॅɻʢ2020೥Ѫ஌ݝΑΓҠॅʣ • ࢓ࣄ   ༧໿γεςϜͷ։ൃɾӡ༻ɺWebαΠτ੍࡞ɾӡ༻ My pro f ile ໊લɿ্Ԭ৳༟ (@kamiokan) झຯɿ௼ΓɾອըɾϞϯϋϯ 4

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ࣗݾ঺հ • ॅ·͍   ۽ຊݝ߹ࢤࢢࡏॅɻʢ2020೥Ѫ஌ݝΑΓҠॅʣ • ࢓ࣄ   ༧໿γεςϜͷ։ൃɾӡ༻ɺWebαΠτ੍࡞ɾӡ༻ • ϦϞʔτϫʔΫྺ̍̌೥   ʢʮ΍ͬͱ࣌୅͕Զʹ௥͍͍ͭͨʯͱউखʹࣗෛʣ My pro f ile ໊લɿ্Ԭ৳༟ (@kamiokan) झຯɿ௼ΓɾອըɾϞϯϋϯ 5

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ࣗݾ঺հ • ॅ·͍   ۽ຊݝ߹ࢤࢢࡏॅɻʢ2020೥Ѫ஌ݝΑΓҠॅʣ • ࢓ࣄ   ༧໿γεςϜͷ։ൃɾӡ༻ɺWebαΠτ੍࡞ɾӡ༻ • ϦϞʔτϫʔΫྺ̍̌೥   ʢʮ΍ͬͱ࣌୅͕Զʹ௥͍͍ͭͨʯͱউखʹࣗෛʣ • ϑΟϤϧυϒʔτΩϟϯϓͰֶशத My pro f ile ໊લɿ্Ԭ৳༟ (@kamiokan) झຯɿ௼ΓɾອըɾϞϯϋϯ 6

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TDDΛ࢝Ίͨ 7

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 8

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 9

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 10 ָ͍͠ʂʂ

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 11 ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 12 ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 13 ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 14 ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ ָ͍͠ʂʂ

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 15 ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 16 ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 17 ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ

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TDDΛ࢝Ίͨ ௼Γ͕͍ͨ͠ 18 ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ ָ͍͠ʂʂ ΋ͬͱ௼Γ͕͍ͨ͠ ࢓ࣄͷޮ཰Խʂʂ Tsuri-Driven Development ௼Γۦಈ։ൃ

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ͯ͞ຊ୊΁… 19

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RubyͰυΩυΩ💓WebεΫϨΠϐϯά ᶃWebεΫϨΠϐϯάͱ͸ʁ ᶄWebεΫϨΠϐϯάͷϚφʔ ᶅWebεΫϨΠϐϯάͷ೉қ౓ ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά ໨࣍ 20

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RubyͰυΩυΩ💓WebεΫϨΠϐϯά ᶃWebεΫϨΠϐϯάͱ͸ʁ ᶄWebεΫϨΠϐϯάͷϚφʔ ᶅWebεΫϨΠϐϯάͷ೉қ౓ ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά ໨࣍ 21

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ᶃWebεΫϨΠϐϯάͱ͸ʁ ΫϩʔϥΛར༻ͯ͠WebαΠτ͔Β ࣗಈతʹ৘ใΛநग़͢Δ͜ͱ RPAʢRobotic Process Autom a tionʣͰ஫໨ͷू·ΔࣗಈԽٕज़ 22 ఆܕ࡞ۀͳΜͯɺ Զ͸΍Βͳ͍ͷ͞

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ᶃWebεΫϨΠϐϯάͱ͸ʁ ΫϩʔϥΛར༻ͯ͠WebαΠτ͔Β ࣗಈతʹ৘ใΛநग़͢Δ͜ͱ RPAʢRobotic Process Autom a tionʣͰ஫໨ͷू·ΔࣗಈԽٕज़ 23 ఆܕ࡞ۀͳΜͯɺ Զ͸΍Βͳ͍ͷ͞ Ϋϩʔϥ

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RubyͰυΩυΩ💓WebεΫϨΠϐϯά ᶃWebεΫϨΠϐϯάͱ͸ʁ ᶄWebεΫϨΠϐϯάͷϚφʔ ᶅWebεΫϨΠϐϯάͷ೉қ౓ ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά ໨࣍ 24

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ᶄWebεΫϨΠϐϯάͷϚφʔ ɾWebαΠτͷར༻ن໿ ɾऔಘͨ͠σʔλͷஶ࡞ݖ ɾWebαΠτͷϦιʔε ɾWebαΠτͷAPIఏڙ ߦّͷྑ͍ΫϩʔϥͰ໌Δ͍εΫϨΠϐϯάੜ׆ 25

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ᶄWebεΫϨΠϐϯάͷϚφʔ ɾWebαΠτͷར༻ن໿ ɾऔಘͨ͠σʔλͷஶ࡞ݖ ɾWebαΠτͷϦιʔε ɾWebαΠτͷAPIఏڙ ߦّͷྑ͍ΫϩʔϥͰ໌Δ͍εΫϨΠϐϯάੜ׆ 26 ͔ͬ͠ΓकΔ

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ᶄWebεΫϨΠϐϯάͷϚφʔ ɾWebαΠτͷར༻ن໿ ɾऔಘͨ͠σʔλͷஶ࡞ݖ ɾWebαΠτͷϦιʔε ɾWebαΠτͷAPIఏڙ ߦّͷྑ͍ΫϩʔϥͰ໌Δ͍εΫϨΠϐϯάੜ׆ 27 ͔ͬ͠ΓकΔ ஶ࡞ݖ৵֐͠ͳ͍

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ᶄWebεΫϨΠϐϯάͷϚφʔ ɾWebαΠτͷར༻ن໿ ɾऔಘͨ͠σʔλͷஶ࡞ݖ ɾWebαΠτͷϦιʔε ɾWebαΠτͷAPIఏڙ ߦّͷྑ͍ΫϩʔϥͰ໌Δ͍εΫϨΠϐϯάੜ׆ 28 ͔ͬ͠ΓकΔ ஶ࡞ݖ৵֐͠ͳ͍ ϦιʔεΛѹഭ͠ͳ͍

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ᶄWebεΫϨΠϐϯάͷϚφʔ ɾWebαΠτͷར༻ن໿ ɾऔಘͨ͠σʔλͷஶ࡞ݖ ɾWebαΠτͷϦιʔε ɾWebαΠτͷAPIఏڙ ߦّͷྑ͍ΫϩʔϥͰ໌Δ͍εΫϨΠϐϯάੜ׆ 29 ͔ͬ͠ΓकΔ ஶ࡞ݖ৵֐͠ͳ͍ ϦιʔεΛѹഭ͠ͳ͍ ໎ΘͣAPIΛ࢖͏

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ᶄWebεΫϨΠϐϯάͷϚφʔ ɾWebαΠτͷར༻ن໿ ɾऔಘͨ͠σʔλͷஶ࡞ݖ ɾWebαΠτͷϦιʔε ɾWebαΠτͷAPIఏڙ ߦّͷྑ͍ΫϩʔϥͰ໌Δ͍εΫϨΠϐϯάੜ׆ 30 ͔ͬ͠ΓकΔ ஶ࡞ݖ৵֐͠ͳ͍ ϦιʔεΛѹഭ͠ͳ͍ ໎ΘͣAPIΛ࢖͏

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RubyͰυΩυΩ💓WebεΫϨΠϐϯά ᶃWebεΫϨΠϐϯάͱ͸ʁ ᶄWebεΫϨΠϐϯάͷϚφʔ ᶅWebεΫϨΠϐϯάͷ೉қ౓ ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά ໨࣍ 31

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ᶅWebεΫϨΠϐϯάͷ೉қ౓ ɾεςʔτϨεͳϖʔδ ɾεςʔτϑϧͳϖʔδ ɾJavaScriptͷղऍ͕ඞཁͳϖʔδ ϖʔδͷߏ଄ʹΑͬͯมΘΔ೉қ౓ 32 ೉ қ

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ᶅWebεΫϨΠϐϯάͷ೉қ౓ ɾεςʔτϨεͳϖʔδ ɾεςʔτϑϧͳϖʔδ ɾJavaScriptͷղऍ͕ඞཁͳϖʔδ ϖʔδͷߏ଄ʹΑͬͯมΘΔ೉қ౓ 33 ೉ қ GETϦΫΤετͰฦ͖ͬͯͨ ϨεϙϯεͷΈͰࣄ଍ΓΔ

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ᶅWebεΫϨΠϐϯάͷ೉қ౓ ɾεςʔτϨεͳϖʔδ ɾεςʔτϑϧͳϖʔδ ɾJavaScriptͷղऍ͕ඞཁͳϖʔδ ϖʔδͷߏ଄ʹΑͬͯมΘΔ೉қ౓ 34 ೉ қ GETϦΫΤετͰฦ͖ͬͯͨ ϨεϙϯεͷΈͰࣄ଍ΓΔ POSTϦΫΤετʹΑΔύϥϝʔλ෇༩ ΍ΫοΩʔͷड͚ೖΕ͕ඞཁ

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ᶅWebεΫϨΠϐϯάͷ೉қ౓ ɾεςʔτϨεͳϖʔδ ɾεςʔτϑϧͳϖʔδ ɾJavaScriptͷղऍ͕ඞཁͳϖʔδ ϖʔδͷߏ଄ʹΑͬͯมΘΔ೉қ౓ 35 ೉ қ GETϦΫΤετͰฦ͖ͬͯͨ ϨεϙϯεͷΈͰࣄ଍ΓΔ POSTϦΫΤετʹΑΔύϥϝʔλ෇༩ ΍ΫοΩʔͷड͚ೖΕ͕ඞཁ HTTPϨεϙϯειʔεʹ ཉ͍͠Ϩίʔυ͕ଘࡏ͠ͳ͍

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RubyͰυΩυΩ💓WebεΫϨΠϐϯά ᶃWebεΫϨΠϐϯάͱ͸ʁ ᶄWebεΫϨΠϐϯάͷϚφʔ ᶅWebεΫϨΠϐϯάͷ೉қ౓ ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά ໨࣍ 36

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ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ɾεςʔτϨεͳϖʔδ ɾεςʔτϑϧͳϖʔδ ɾJavaScriptͷղऍ͕ඞཁͳϖʔδ దࡐదॴͰշదεΫϨΠϐϯά̇ 37 ೉ қ GETϦΫΤετͰฦ͖ͬͯͨ ϨεϙϯεͷΈͰࣄ଍ΓΔ POSTϦΫΤετʹΑΔύϥϝʔλ෇༩ ΍ΫοΩʔͷड͚ೖΕ͕ඞཁ HTTPϨεϙϯειʔεʹ ཉ͍͠Ϩίʔυ͕ଘࡏ͠ͳ͍

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ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ɾεςʔτϨεͳϖʔδ ɾεςʔτϑϧͳϖʔδ ɾJavaScriptͷղऍ͕ඞཁͳϖʔδ దࡐదॴͰշదεΫϨΠϐϯά̇ 38 ೉ қ GETϦΫΤετͰฦ͖ͬͯͨ ϨεϙϯεͷΈͰࣄ଍ΓΔ POSTϦΫΤετʹΑΔύϥϝʔλ෇༩ ΍ΫοΩʔͷड͚ೖΕ͕ඞཁ HTTPϨεϙϯειʔεʹ ཉ͍͠Ϩίʔυ͕ଘࡏ͠ͳ͍ net/http

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ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ɾεςʔτϨεͳϖʔδ ɾεςʔτϑϧͳϖʔδ ɾJavaScriptͷղऍ͕ඞཁͳϖʔδ దࡐదॴͰշదεΫϨΠϐϯά̇ 39 ೉ қ GETϦΫΤετͰฦ͖ͬͯͨ ϨεϙϯεͷΈͰࣄ଍ΓΔ POSTϦΫΤετʹΑΔύϥϝʔλ෇༩ ΍ΫοΩʔͷड͚ೖΕ͕ඞཁ HTTPϨεϙϯειʔεʹ ཉ͍͠Ϩίʔυ͕ଘࡏ͠ͳ͍ net/http mechanize

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ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ɾεςʔτϨεͳϖʔδ ɾεςʔτϑϧͳϖʔδ ɾJavaScriptͷղऍ͕ඞཁͳϖʔδ దࡐదॴͰշదεΫϨΠϐϯά̇ 40 ೉ қ GETϦΫΤετͰฦ͖ͬͯͨ ϨεϙϯεͷΈͰࣄ଍ΓΔ POSTϦΫΤετʹΑΔύϥϝʔλ෇༩ ΍ΫοΩʔͷड͚ೖΕ͕ඞཁ HTTPϨεϙϯειʔεʹ ཉ͍͠Ϩίʔυ͕ଘࡏ͠ͳ͍ net/http mechanize selenium-webdriver capybara

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RubyͰυΩυΩ💓WebεΫϨΠϐϯά ᶃWebεΫϨΠϐϯάͱ͸ʁ ᶄWebεΫϨΠϐϯάͷϚφʔ ᶅWebεΫϨΠϐϯάͷ೉қ౓ ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά ໨࣍ 41

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά ࣗલͰ४උͨ͠ைࣚදα Πτͷ৘ใΛऔಘͯ͠Έ ·͢ɻ HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ 42 https://juku90.com/lt2/

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ 43

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ 44 ΞΫηε͍ͨ͠URLΛࢦఆ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ 45 ΞΫηε͍ͨ͠URLΛࢦఆ HTTPϦΫΤετΛૹΔ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ 46 ΞΫηε͍ͨ͠URLΛࢦఆ HTTPϦΫΤετΛૹΔ HTTPϨεϙϯεͷBODYΛऔಘ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ 47 [࣮ߦͨ݁͠Ռ]

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ 48 [࣮ߦͨ݁͠Ռ] titleλάΛݟΔͱ ͪΌΜͱऔಘͰ͖ͯΔʂ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ USʙUSʹ ͦΕͧΕͷ೔෇ͷ৘ใ͕֨ೲ͞Ε͍ͯ·͢Ͷ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ ɹᶅຬை࣌ࠁ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ ɹᶅຬை࣌ࠁ ɹᶆຬை࣌ͷߴ͞

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ ɹᶅຬை࣌ࠁ ɹᶆຬை࣌ͷߴ͞ ɹᶇׯை࣌ࠁ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ ɹᶅຬை࣌ࠁ ɹᶆຬை࣌ͷߴ͞ ɹᶇׯை࣌ࠁ ɹᶈׯை࣌ͷߴ͞

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ ɹᶅຬை࣌ࠁ ɹᶆຬை࣌ͷߴ͞ ɹᶇׯை࣌ࠁ ɹᶈׯை࣌ͷߴ͞ ɹᶉைׯङ࠷ద౓

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ ɹᶅຬை࣌ࠁ ɹᶆຬை࣌ͷߴ͞ ɹᶇׯை࣌ࠁ ɹᶈׯை࣌ͷߴ͞ ɹᶉைׯङ࠷ద౓ ɹᶊ೔ग़೔ೖ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ ɹᶅຬை࣌ࠁ ɹᶆຬை࣌ͷߴ͞ ɹᶇׯை࣌ࠁ ɹᶈׯை࣌ͷߴ͞ ɹᶉைׯङ࠷ద౓ ɹᶊ೔ग़೔ೖ ɹᶋ݄ग़݄ೖ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ ɹᶃ೔෇ͱ༵೔ ɹᶄைͷঢ়ଶ ɹᶅຬை࣌ࠁ ɹᶆຬை࣌ͷߴ͞ ɹᶇׯை࣌ࠁ ɹᶈׯை࣌ͷߴ͞ ɹᶉைׯङ࠷ద౓ ɹᶊ೔ग़೔ೖ ɹᶋ݄ग़݄ೖ ɹᶌ݄ྸ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ https://nokogiri.org/ Nokogiri (ڒ) ͱ͍͏ϞδϡʔϧͰHTMLղੳ

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63 29೔ͷຬை࣌ࠁͱׯை࣌ࠁΛऔಘ͍ͨ͠ʂ

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64 औಘ͍ͨ͠೔෇Λࢦఆ 29೔ͷຬை࣌ࠁͱׯை࣌ࠁΛऔಘ͍ͨ͠ʂ

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65 औಘ͍ͨ͠೔෇Λࢦఆ nokogiri Ͱύʔε 29೔ͷຬை࣌ࠁͱׯை࣌ࠁΛऔಘ͍ͨ͠ʂ

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66 औಘ͍ͨ͠೔෇Λࢦఆ nokogiri Ͱύʔε ೔෇ͱ༵೔Λऔಘ 29೔ͷຬை࣌ࠁͱׯை࣌ࠁΛऔಘ͍ͨ͠ʂ

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67 औಘ͍ͨ͠೔෇Λࢦఆ nokogiri Ͱύʔε ೔෇ͱ༵೔Λऔಘ 29೔ͷຬை࣌ࠁͱׯை࣌ࠁΛऔಘ͍ͨ͠ʂ ຬை࣌ࠁΛऔಘ

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68 औಘ͍ͨ͠೔෇Λࢦఆ nokogiri Ͱύʔε ೔෇ͱ༵೔Λऔಘ 29೔ͷຬை࣌ࠁͱׯை࣌ࠁΛऔಘ͍ͨ͠ʂ ຬை࣌ࠁΛऔಘ ׯை࣌ࠁΛऔಘ

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69 औಘ͍ͨ͠೔෇Λࢦఆ nokogiri Ͱύʔε ೔෇ͱ༵೔Λऔಘ 29೔ͷຬை࣌ࠁͱׯை࣌ࠁΛऔಘ͍ͨ͠ʂ ຬை࣌ࠁΛऔಘ ׯை࣌ࠁΛऔಘ ݁ՌΛϋογϡʹ֨ೲ

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ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά HTTPϨεϙϯεΛղੳ͢Δ͚ͩͷ؆୯ͳ͓࢓ࣄ 70 [࣮ߦͨ݁͠Ռ] ཉ͍͠σʔλ͕ ͪΌΜͱऔಘͰ͖ͯΔʂ

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71 ϦϑΝΫλϦϯάʂʂ

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72 htmlऔಘ෦෼Λϝιου੾Γग़͠ ύʔε෦෼Λϝιου੾Γग़͠ ϦϑΝΫλϦϯάʂʂ

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RubyͰυΩυΩ💓WebεΫϨΠϐϯά ᶃWebεΫϨΠϐϯάͱ͸ʁ ᶄWebεΫϨΠϐϯάͷϚφʔ ᶅWebεΫϨΠϐϯάͷ೉қ౓ ᶆ೉қ౓͝ͱʹબͿϞδϡʔϧ ᶇεςʔτϨεͳϖʔδΛWebεΫϨΠϐϯά ໨࣍ 73

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RubyͰυΩυΩ💓WebεΫϨΠϐϯά RubyʹΑΔΫϩʔϥʔ։ൃٕ๏ ϓϩΛ໨ࢦ͢ਓͷͨΊͷRubyೖ໳ ͔Ͷͧ͏RubyʮεΫϨΠϐϯάνϡʔτϦΞϧʯ(https://scr-labo.com/archives/183) ைMieYellʢ͓͠ΈΤʔϧʣ(http://sio.mieyell.jp/) ؾ৅ிϗʔϜϖʔδ(https://www.data.jma.go.jp/gmd/kaiyou/db/tide/suisan/) tide736.net (https://tide736.net/) ࢀߟจݙ,URL 74

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͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂʂ Fin