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![[JavaScript]使い分けるだけで今すぐデバッグ効率を上げる、consoleオブジェクトの関数 - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/29821300e3d9051742e371101d5225ca57231dc5/height=288;version=1;width=512/https%3A%2F%2Ffanyv88.com%3A443%2Fhttps%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fqiita-user-contents.imgix.net%252Fhttps%25253A%25252F%25252Fcdn.qiita.com%25252Fassets%25252Fpublic%25252Farticle-ogp-background-afbab5eb44e0b055cce1258705637a91.png%253Fixlib%253Drb-4.0.0%2526w%253D1200%2526blend64%253DaHR0cHM6Ly9xaWl0YS11c2VyLXByb2ZpbGUtaW1hZ2VzLmltZ2l4Lm5ldC9odHRwcyUzQSUyRiUyRnFpaXRhLWltYWdlLXN0b3JlLnMzLmFtYXpvbmF3cy5jb20lMkYwJTJGMzYxMDUlMkZwcm9maWxlLWltYWdlcyUyRjE0NzM2ODY5NTU_aXhsaWI9cmItNC4wLjAmYXI9MSUzQTEmZml0PWNyb3AmbWFzaz1lbGxpcHNlJmZtPXBuZzMyJnM9ZjU1N2ZhODFjYTg2ODJkMWY4MGUxZjc0YWJkNmMzMDc%2526blend-x%253D120%2526blend-y%253D467%2526blend-w%253D82%2526blend-h%253D82%2526blend-mode%253Dnormal%2526s%253D271d4e0454f7aa6cd5c4d4a370a82b4b%3Fixlib%3Drb-4.0.0%26w%3D1200%26fm%3Djpg%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-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%26mark-x%3D120%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTgzOCZoPTU4JnR4dD0lNDBrYXNoaXJhMjMzOSZ0eHQtY29sb3I9JTIzMUUyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTM2JnR4dC1wYWQ9MCZzPTFiZDAzNjk2MGNlOTM4ODkzNGJiYTFhMTJlZjhjMTAy%26blend-x%3D242%26blend-y%3D454%26blend-w%3D838%26blend-h%3D46%26blend-fit%3Dcrop%26blend-crop%3Dleft%252Cbottom%26blend-mode%3Dnormal%26txt64%3DaW4g5qCq5byP5Lya56S-44K144Kk44OQ44O844O744OQ44K6%26txt-x%3D242%26txt-y%3D539%26txt-width%3D838%26txt-clip%3Dend%252Cellipsis%26txt-color%3D%25231E2121%26txt-font%3DHiragino%2520Sans%2520W6%26txt-size%3D28%26s%3D0589c8604af2e8ab2a0679424aa9732a)
log console.log with style Github Console Sources topDefault levels log.js:19 Bold & italics log.js:19 this is italic and this is bold. log.js:19 Inline code log.js:19 this is code: a == b == c log.js:19 Color log.js:19 this is red. this is green. log.js:19 Learn more log.js:19 https://github.com/adamschwartz/log
こんにちは、橋本です。 今回と次回の２回にわたり、Safari、ChromeのWebインスペクターやFirefoxのFireBugで使えるconsoleオブジェクトの使い方について書いてみたいと思います。 Javascriptのコードをデバッグする際に、console.logを使ってメッセージやオブジェクトの内容をログに表示することがあるかと思いますが、 この「console」オブジェクト、実はlogメソッド以外にも複数のメソッドがあります。 まずは、consoleオブジェクトにどのようなメソッドがあるか、console.logを使って表示してみたいと思います。 consoleオブジェクトの中身を見てみると、__proto__オブジェクトに以下のメソッドが定義されています。 assert count debug dir dirxml error group groupCollapsed g
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