PHP 7.0.0 正式发布，速度是 PHP 5.6 的两倍
PHP 7.0.0 正式发布，速度是 PHP 5.6 的两倍
PHP 7 正式发布，PHP 7.0.0 包含最新版本的 Zend Engine，包括以下特性：
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提升性能：PHP 7 速度是 PHP 5.6 的两倍
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显著降低内存使用
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抽象语法树
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支持 64 位
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许多重大错误可以进行异常处理
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移除了旧的和不支持的 SAPIs 和扩展
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安全的随机数生成器
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null 合并操作符(??)
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结合比较运算符 ()
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标量类型声明
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匿名类
下载：
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php-7.0.0.tar.bz2 (sig) [13,648Kb]
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php-7.0.0.tar.gz (sig) [17,797Kb]
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php-7.0.0.tar.xz (sig) [11,213Kb]
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Windows downloads
详细改进请看更新日志。
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