Rubyã®ã‚¯ãƒ©ã‚¹ãƒ¡ã‚½ãƒƒãƒ‰ã‚’privateã«ã™ã‚‹æ–¹æ³•æ¬¡ã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã§ã¯ã€Foo#foo()ã¯privateãªã‚¯ãƒ©ã‚¹ãƒ¡ã‚½ãƒƒãƒ‰ã«ã¯ãªã‚Šã¾ã›ã‚“。 class Foo private def self.foo return 'foo' end end Foo.foo #=> 'foo' ãã“ã§ã€Rubyã§ã‚¯ãƒ©ã‚¹ãƒ¡ã‚½ãƒƒãƒ‰ã‚’privateã«ã™ã‚‹æ–¹æ³•ã§ã™ã€‚ 1.private_class_methodを使ã†æ–¹æ³• private_class_methodã¯ãã®åã®é€šã‚Šã€æŒ‡å®šã—ãŸãƒ¡ã‚½ãƒƒãƒ‰ã‚’privateãªã‚¯ãƒ©ã‚¹ãƒ¡ã‚½ãƒƒãƒ‰ã«ã—ã¾ã™ã€‚ class Foo def self.foo return 'foo' end def self.bar return 'bar' end private_class_method :foo end Foo.bar #=> 'bar' Foo.foo #=> エラー 2.特異クラスã§privateを使ã†æ–¹æ³• 複数ã®ã‚¯ãƒ©ã‚¹ãƒ¡ã‚½ãƒƒãƒ‰ã‚’
[Ruby] privateメソッドã®æœ¬è³ªã¨ãれをç†è§£ã™ã‚‹ãƒ¡ãƒªãƒƒãƒˆ - Qiita![[Ruby] privateメソッドã®æœ¬è³ªã¨ãれをç†è§£ã™ã‚‹ãƒ¡ãƒªãƒƒãƒˆ - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/d84126e1464b5eea24f3e462fa195eea350a0238/height=288;version=1;width=512/https%3A%2F%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%253DaHR0cHM6Ly9xaWl0YS11c2VyLXByb2ZpbGUtaW1hZ2VzLmltZ2l4Lm5ldC9odHRwcyUzQSUyRiUyRnMzLWFwLW5vcnRoZWFzdC0xLmFtYXpvbmF3cy5jb20lMkZxaWl0YS1pbWFnZS1zdG9yZSUyRjAlMkY0ODI3NCUyRmZjODI0NTE3ZWI1MWI4NWZmZGUyMzkwYTBmZGQ4YzI2NmY2ZTgyODUlMkZsYXJnZS5wbmclM0YxNTg1MTg4MDMwP2l4bGliPXJiLTQuMC4wJmFyPTElM0ExJmZpdD1jcm9wJm1hc2s9ZWxsaXBzZSZmbT1wbmczMiZzPWFhM2Q5YWMyM2U1YzI1NzUxYTJmNWEzNGM5Mzk3MTlj%2526blend-x%253D120%2526blend-y%253D467%2526blend-w%253D82%2526blend-h%253D82%2526blend-mode%253Dnormal%2526s%253D6b1213c527cd600118ae31c59e78541c%3Fixlib%3Drb-4.0.0%26w%3D1200%26fm%3Djpg%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk2MCZoPTMyNCZ0eHQ9JTVCUnVieSU1RCUyMHByaXZhdGUlRTMlODMlQTElRTMlODIlQkQlRTMlODMlODMlRTMlODMlODklRTMlODElQUUlRTYlOUMlQUMlRTglQjMlQUElRTMlODElQTglRTMlODElOUQlRTMlODIlOEMlRTMlODIlOTIlRTclOTAlODYlRTglQTclQTMlRTMlODElOTklRTMlODIlOEIlRTMlODMlQTElRTMlODMlQUElRTMlODMlODMlRTMlODMlODgmdHh0LWFsaWduPWxlZnQlMkN0b3AmdHh0LWNvbG9yPSUyMzFFMjEyMSZ0eHQtZm9udD1IaXJhZ2lubyUyMFNhbnMlMjBXNiZ0eHQtc2l6ZT01NiZ0eHQtcGFkPTAmcz1hNmRjOTVmYjAzN2FjYTdjNjZkMWYwM2FhNjI4Yzc1Zg%26mark-x%3D120%26mark-y%3D112%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTgzOCZoPTU4JnR4dD0lNDBraWRhY2gxJnR4dC1jb2xvcj0lMjMxRTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9MzYmdHh0LXBhZD0wJnM9MGRjODkwYmVlOGY1MGFmNzc3ZjNjOTdlZTNjYzliZWE%26blend-x%3D242%26blend-y%3D454%26blend-w%3D838%26blend-h%3D46%26blend-fit%3Dcrop%26blend-crop%3Dleft%252Cbottom%26blend-mode%3Dnormal%26txt64%3DaW4g5qCq5byP5Lya56S-44Ki44Kr44OE44Kt%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%3D8a454e7d1a41b0f4c3e60cd825420852)
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