Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
May the PHP dev be with xdebug
Search
uzulla
June 22, 2023
Programming
0
100
May the PHP dev be with xdebug
- 【非公式】PHPカンファレンス福岡全然野菜
- 2023/06/22
- uzulla
uzulla
June 22, 2023
Tweet
Share
More Decks by uzulla
See All by uzulla
Crafting a Own PHP - ウキウキ手作りミニマリストPHP
uzulla
5
1.4k
例外を投げるのをやめてみないか? あるいは受け入れてみないか? - How to use exceptions other than throwing
uzulla
4
570
PHPerが ISUCONでやるべき事
uzulla
1
400
開発生産性は上がらない - N Ways to Reduce Development Productivity
uzulla
1
120
test is not a job
uzulla
1
420
あなたのPHPアプリ、ログはでてますか?あるいはログをだしてますか? / Are you writing a log? Or just out a log?
uzulla
16
6.5k
有名FWを採用する?しない? 令和5年におけるオレオレフレームの立ち位置 / To make with own framework or not do, that is the question
uzulla
2
920
PHPの最高機能、配列を捨てよう!! / Throw away all PHP array now!!!
uzulla
10
12k
八王子からお届けするノベルティ - YAPC::Kyoto 2023
uzulla
0
700
Other Decks in Programming
See All in Programming
JS RPCを理解する
yusukebe
5
260
Findy - エンジニア向け会社紹介 / Findy Letter for Engineers
findyinc
2
74k
TypeScriptコードの漸進的改善 / Progressive Improvement of TypeScript Code
medley
1
430
Using "modern" Ruby to build a better, faster Homebrew
mikemcquaid
2
240
Let's learn code review
riofujimon
2
640
Timeline エディター拡張入門
yucchiy
0
450
Productivity is Messing Around and Having Fun
hollycummins
1
180
Introducing Kotlin Multiplatform in an existing mobile app - Workshop Edition | AndroidMakers Paris
prof18
0
180
Balkan Ruby 2024 — How and why to run SQLite on Rails in production
fractaledmind
0
110
The grand strategy of Ruby Parser
yui_knk
5
280
ServerAction で Progressive Enhancement はどこまで頑張れるか? / progressive-enhancement-with-server-action
takefumiyoshii
6
510
CQRS meets modern Java
simas
PRO
2
470
Featured
See All Featured
ParisWeb 2013: Learning to Love: Crash Course in Emotional UX Design
dotmariusz
104
6.7k
Documentation Writing (for coders)
carmenintech
60
4k
Optimizing for Happiness
mojombo
370
69k
Building an army of robots
kneath
300
41k
Designing for Performance
lara
601
67k
What the flash - Photography Introduction
edds
64
11k
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
eileencodes
126
32k
Making Projects Easy
brettharned
109
5.5k
The World Runs on Bad Software
bkeepers
PRO
61
6.7k
Designing for humans not robots
tammielis
247
25k
WebSockets: Embracing the real-time Web
robhawkes
59
7k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
41
4.5k
Transcript
May the PHP dev be with xdebug — ʲඇެࣜʳPHPΧϯϑΝϨϯεԬશવࡊ —
2023/06/22 — uzulla
None
None
None
ࣗݾհ — uzulla — ྲྀ͠ͷPHPer — ࠓMBPͷέʔϒϧ͕ম͚·͕ͨ͠ަͰ͖·ͨ͠
xdebug͔ͭͬͯ·͔͢ʁ — ʮ͔ͭͬͯΔΑɺεςοϓ࣮ߦͱ͔Break pointͰ͠ΐʁʯ — ʮͳΜ͔var_dump͕खʹͳΔΑͶʯ — ʮઃఆ໘͔ͩΒPrint debugͯ͠·͢ʯ
࠷ॳʹɺࡢࠓ(ver 3)ΠνΦγͷػೳ — ʮxdebugͷϩάʯʮ͑ͬʯ — ͪΐͬͱલ·Ͱɺxdebug͕ʮͳΜͰ͏͔͝ͳ͍ͷ͔ʯௐΔͷେมͩͬͨ — xdebugͷϓϩ(ʁ)͕Τεύʔ͢Δ͜ͱ͕ଟ͔ͬͨ — ࠓৄࡉͳϩά͕ग़ͤΔͷͰࣗݾղָܾ͕ʑʂʂʂ
# in php.ini (PHP_INI_SYSTEM) xdebug.log_level = 10 xdebug.log = /tmp/xdebug.log # ࠓճͷαϯϓϧɺҎԼʹ͋Γ·͢ # https://github.com/uzulla/phpconfuk2023-zenzenyasai-demo-code
ྫɺConfig͕ݹ͍ͱ͔ [20] [Config] CRIT:The setting 'xdebug.remote_host' has been renamed, see
the upgrading guide at https://xdebug.org/docs/ upgrade_guide#changed-xdebug.remote_host
ྫɺଓͰ͖ͳ͍ͱ͔ [16] [Step Debug] INFO: Connecting to configured address/port: localhost:9003.
[16] [Step Debug] WARN: Creating socket for 'localhost:9003', poll success, but error: Operation now in progress (29). [16] [Step Debug] WARN: Creating socket for 'localhost:9003', connect: Cannot assign requested address. [16] [Step Debug] ERR: Could not connect to debugging client. Tried: localhost:9003 (through xdebug.client_host/xdebug.client_port).
ϩάҒେ — ͳΜ͔ಈ͔ͳ͍࣌͜ΕΛΈΖɺશ෦͜͜ʹ͋Δ — σόοΨ͕PhpStormͱ͔ʹͭͳ͕Βͳ͍ͷ͕Ұ൪͍ͬͯ͠ΈΜͳݴͬͯΔ͠… — ͦͷଞɺ௨৴༰ΛΈΔͱඇৗʹଟ͘ͷใ͕ಘΒΕ·͢ʂ ... [18] [Step
Debug] <- step_into -i 10 [18] [Step Debug] -> <response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="step_into" transaction_id="10" status="break" reason="ok"><xdebug:message filename="file:///var/www/html/index.php" lineno="18"></xdebug:message> </response> ... [18] [Step Debug] <- breakpoint_set -i 16 -t line -f file:///var/www/html/index.php -n 25
xdebug_info() — Τεύʔճආʹ༗༻ — ʮͳʹ͕Enableͳͷ͔ʯ — ʮͲ͜ʹͭͳ͗ʹ͍ͬͯΔͷ͔ʯ — ʮͲ͏͍͏Ϟʔυͳͷ͔ʯ —
Λ͠ΒΔͷ͕͛͢ʔָʹ… — DocͷϦϯΫ͋Δ
ͯ͞ɺࠓճհ͢Δ໘നػೳ eval — ਖ਼໊ࣜশ͠Βͳ͍ — evalͰ͖Δ — ʮͲ͜ͰͰʯ
DEMO — PhpStorm+xdebug — σόοΨͰܭࢉػΛ͓ͯ͠৭ʑͰ͖Δ
ͳΜͰͰ͖Δ — มͷ্ॻ͖ͱ͔͕Ͱ͖Δ — Ϋϥεͱ͔ͷϩʔυͰ͖Δ — PDOͷͬऔΓͱ͔Ͱ͖Δ — ϑΝΠϧͷಡΈॻ͖Ͱ͖Δ —
ϦΫΤετσʔλͷμϯϓɺϩʔυͱ͔ — ͳͲͷվม — ͳΜͳΒɺ͜͜Ͱrequire_once͔Β શ෦ͷίʔυ Λॻ͍ͯΈΔ͜ͱͰ͖Δ — (ͨͩɺGOTO͔ͭ͑ͳ͍ΜͩΑͶɺ࣍ͷߦΛʮεΩοϓʯͱ͔Ͱ͖ΔͱָͳΜ͚ͩ Ͳɻ·͋ifจͰ͘͘ΕͰ͖ͳ͍͜ͱͳ͍)
Ͳ͏ͯ͠ϩάΛݟͨ͘ͳ͍ਓ͜͜ͰΈΕͯศརͰ͢Ͷʂʂʂ
͋ʔɺಥવ͘NoticeͰBreak͍ͨ͠ΑͶɺͲ͏͠Α͏… ͋ͱFatalͱ͔ͰऔΓ͍ͨΑͶ…
ͬͯ࣌ʹɺϓϩͷPHPer(ʁ)ͳΒϋϯυϥΛ͍ΕΔΑͶʂ
(ͪΐͬͱͨܽ͠ɺ͜͜ͷը໘Ͱิ͖͚͘ͲɺίʔυδϟϯϓͰ͖ͳ͍)
ʮධՁ͖Break point͏͔͝ͳ͍ͳ…ʯ͔Βͷʮೖͯ͠ΔΜ͚ʂʂʯ(͋Δ͋Δ)
tips(?): ެࣜͷDocΛΈΖ — ͨΓલ͗͢Δ͕ɺ͋ΒΏΔใެ͕ࣜਖ਼͍͠ — ͱ͍͏͔ɺάάΔͱग़ͯ͘Δใxdebug2ͷใ͕ଟ͍ — 2->3Ͱ͔ͳΓมΘͬͨˍΈΜͳखบͰͬͯΔˍൿͷλϨͰɺ݁ߏϋνϟϝνϟ — ΑΈͳΕ
— ެࣜͷYoutubeඞݟ — https://www.youtube.com/@DerickRethansXdebug/playlists
ͦͷ΄͔ — ϓϩϑΝΠϥ…ɺseike͞Μͱ͔͕ྑ͍هࣄΛ͔͍͍ͯΔͷͰ — https://tech.fusic.co.jp/posts/2020-12-14-php8-xdebug-webgrind/ — coverageɺtraceͨͷ͍͚͠Ͳɺࠓলུ — DBGp Proxy
Tool ศརͰ — This tool allows you to proxy and route debugging request to IDEs depending on which IDE key is in use. — stgαʔόʔͱ͔ʮෳਓͰ৮ΔαʔόʔʯͰxdebug͏࣌ʹͲ͏ͧ — https://xdebug.org/docs/dbgpProxy
·ͱΊ — ॻ͖͑ͯϦϩʔυࠈͱ͔ෆศ͗͢Δ… xdebugͷEvalͰॎԣແਚ͠Α͏ͥʂ — ʮ͜ͷIFͷcondͲ͏͢Ε͍͍͔ͳʯͱ͔ͷࢼߦࡨޡ͕ແݶʹͰ͖Δ — PHPಈతݴޠͳͷͰɺevalͰ͖ͯศརʂ — (PsySHͱ͔͋Δ͚ͲɺPhpStorm+xdebugͷ΄͏͕ͬͺΓศརɺิ͋Δ͠)
— ެࣜαΠτͦ͏͕ͩɺ࡞ऀͷYoutubeඞݟ — (όʔδϣϯʹΑͬͯػೳ͕;͑ͨΓɺมΘͬͨΓ͢Δͷҙ) — PhpStormͩͱUIΑ͘Ͱ͖ͯ·͢Ͷʂ…͑ͬVSCʁ͏Μ…͕Μͬͯ… — ͬͱ׆༻ͯ͠ΨϯΨϯ͍ͬͯ͜͏ͳʂ — ࣭͋Γ·͔͢ʁ