https://blog.youkuaiyun.com/ZGhekuiwuzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54882445https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54882445ZGhekuiwuSun, 05 Feb 2017 18:20:49 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54645960https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54645960ZGhekuiwuSat, 21 Jan 2017 14:57:12 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54631086https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54631086ZGhekuiwuFri, 20 Jan 2017 14:27:00 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54631045https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54631045ZGhekuiwuFri, 20 Jan 2017 14:23:11 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54578209https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54578209ZGhekuiwuMon, 16 Jan 2017 23:01:21 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54562149https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54562149ZGhekuiwuSun, 15 Jan 2017 15:11:24 +0800attr; 4.const常量 可以在类中定义常量,即不会在类中改变的值.对于从该类实例化的任何对象来说,常量值在这些对象的整个生命周期中都保持不变 echo self::PI;]]>https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54562137https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54562137ZGhekuiwuSun, 15 Jan 2017 15:08:03 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54382310https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54382310ZGhekuiwuThu, 12 Jan 2017 22:08:49 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54382145https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54382145ZGhekuiwuThu, 12 Jan 2017 22:03:07 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54382096https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54382096ZGhekuiwuThu, 12 Jan 2017 21:49:30 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54310578https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54310578ZGhekuiwuTue, 10 Jan 2017 08:48:17 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54293517https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54293517ZGhekuiwuMon, 09 Jan 2017 21:59:57 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54143083https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54143083ZGhekuiwuFri, 06 Jan 2017 21:45:29 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54143066https://blog.youkuaiyun.com/ZGhekuiwu/article/details/54143066ZGhekuiwuFri, 06 Jan 2017 21:42:38 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53979609https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53979609ZGhekuiwuMon, 02 Jan 2017 15:50:54 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53966684https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53966684ZGhekuiwuSun, 01 Jan 2017 16:15:13 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53966506https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53966506ZGhekuiwuSun, 01 Jan 2017 15:37:50 +0800value,key=>value) 二.创建数组 与其他语言的数组实现方式不同,php不需要在创建数组时指定其大小; 因为php是一种松散类型的语言,所以甚至不需要在使用前声明; ]]>https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53966408https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53966408ZGhekuiwuSun, 01 Jan 2017 15:12:07 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53956022https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53956022ZGhekuiwuSat, 31 Dec 2016 15:09:10 +0800https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53955976https://blog.youkuaiyun.com/ZGhekuiwu/article/details/53955976ZGhekuiwuSat, 31 Dec 2016 15:02:54 +0800