https://blog.youkuaiyun.com/u012885111zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/u012885111/article/details/54924578https://blog.youkuaiyun.com/u012885111/article/details/54924578u012885111Wed, 08 Feb 2017 11:21:10 +0800https://blog.youkuaiyun.com/u012885111/article/details/53759997https://blog.youkuaiyun.com/u012885111/article/details/53759997u012885111Tue, 20 Dec 2016 10:59:58 +0800= $b ){ echo 'yes'; }else{ echo 'no'; }按一般常理推测，$a是等于$b的，但计算机并不这样认为，这是浮点型数字的对比，可能$a是等于101.5769999999……这样一个数，近似等于101.577  结果]]>https://blog.youkuaiyun.com/u012885111/article/details/50730591https://blog.youkuaiyun.com/u012885111/article/details/50730591u012885111Wed, 24 Feb 2016 14:47:04 +0800https://blog.youkuaiyun.com/u012885111/article/details/50483962https://blog.youkuaiyun.com/u012885111/article/details/50483962u012885111Fri, 08 Jan 2016 16:41:10 +0800https://blog.youkuaiyun.com/u012885111/article/details/50483107https://blog.youkuaiyun.com/u012885111/article/details/50483107u012885111Fri, 08 Jan 2016 16:24:50 +0800https://blog.youkuaiyun.com/u012885111/article/details/50378814https://blog.youkuaiyun.com/u012885111/article/details/50378814u012885111Tue, 22 Dec 2015 11:54:06 +0800https://blog.youkuaiyun.com/u012885111/article/details/49583223https://blog.youkuaiyun.com/u012885111/article/details/49583223u012885111Mon, 02 Nov 2015 16:39:44 +0800https://blog.youkuaiyun.com/u012885111/article/details/49582751https://blog.youkuaiyun.com/u012885111/article/details/49582751u012885111Mon, 02 Nov 2015 09:30:37 +0800https://blog.youkuaiyun.com/u012885111/article/details/48829493https://blog.youkuaiyun.com/u012885111/article/details/48829493u012885111Wed, 30 Sep 2015 17:15:31 +0800https://blog.youkuaiyun.com/u012885111/article/details/48174111https://blog.youkuaiyun.com/u012885111/article/details/48174111u012885111Wed, 02 Sep 2015 10:02:32 +0800https://blog.youkuaiyun.com/u012885111/article/details/48153247https://blog.youkuaiyun.com/u012885111/article/details/48153247u012885111Tue, 01 Sep 2015 09:36:01 +0800https://blog.youkuaiyun.com/u012885111/article/details/48031073https://blog.youkuaiyun.com/u012885111/article/details/48031073u012885111Thu, 27 Aug 2015 17:54:47 +0800https://blog.youkuaiyun.com/u012885111/article/details/48030377https://blog.youkuaiyun.com/u012885111/article/details/48030377u012885111Thu, 27 Aug 2015 17:19:14 +0800https://blog.youkuaiyun.com/u012885111/article/details/47861109https://blog.youkuaiyun.com/u012885111/article/details/47861109u012885111Sat, 22 Aug 2015 17:50:07 +0800https://blog.youkuaiyun.com/u012885111/article/details/47860955https://blog.youkuaiyun.com/u012885111/article/details/47860955u012885111Sat, 22 Aug 2015 17:08:14 +0800https://blog.youkuaiyun.com/u012885111/article/details/47858097https://blog.youkuaiyun.com/u012885111/article/details/47858097u012885111Sat, 22 Aug 2015 11:49:43 +0800https://blog.youkuaiyun.com/u012885111/article/details/47616387https://blog.youkuaiyun.com/u012885111/article/details/47616387u012885111Thu, 13 Aug 2015 18:01:12 +0800https://blog.youkuaiyun.com/u012885111/article/details/47105067https://blog.youkuaiyun.com/u012885111/article/details/47105067u012885111Tue, 28 Jul 2015 15:01:47 +0800https://blog.youkuaiyun.com/u012885111/article/details/45563345https://blog.youkuaiyun.com/u012885111/article/details/45563345u012885111Thu, 07 May 2015 16:52:37 +0800https://blog.youkuaiyun.com/u012885111/article/details/45501933https://blog.youkuaiyun.com/u012885111/article/details/45501933u012885111Tue, 05 May 2015 14:19:53 +0800