{"title":" \u6587\u5b57\u5217\u306e\u6570\u5024\u5316","author_url":"https://blog.hatena.ne.jp/boscono/","version":"1.0","author_name":"boscono","provider_name":"Hatena Blog","description":"PHP :: Bug #54547 :: wrong equality of string numbers $a = '9223372036854775807'; $b = '9223372036854775808'; if ($a == $b) { echo \"$a == $b\\n\"; } else { echo \"$a != $b\\n\"; } // displays 9223372036854775807 == 9223372036854775808 \u30de\u30cb\u30e5\u30a2\u30eb\u3092\u898b\u308b\u3068 If you compare a number with a string or the comparison invo\u2026","type":"rich","blog_title":"\u3066\u304d\u3068\u3046\u306a\u30e1\u30e2","blog_url":"https://boscono.hatenablog.com/","categories":["PHP"],"height":"190","provider_url":"https://hatena.blog","url":"https://boscono.hatenablog.com/entry/20120412/p1","published":"2012-04-12 00:00:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fboscono.hatenablog.com%2Fentry%2F20120412%2Fp1\" title=\" \u6587\u5b57\u5217\u306e\u6570\u5024\u5316 - \u3066\u304d\u3068\u3046\u306a\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","image_url":null}