> For the complete documentation index, see [llms.txt](https://php7.shujuwajue.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://php7.shujuwajue.com/php-70x-xin-te-xing.md).

# PHP 7.0.x 新特性

- [OOP 特性](https://php7.shujuwajue.com/php-70x-xin-te-xing/oop-te-xing.md)
- [类型声明](https://php7.shujuwajue.com/php-70x-xin-te-xing/oop-te-xing/lei-xing-sheng-ming.md)
- [命名空间与use关键词批量声明](https://php7.shujuwajue.com/php-70x-xin-te-xing/oop-te-xing/ming-ming-kong-jian-yu-use-guan-jian-ci-pi-liang-sheng-ming.md)
- [匿名类](https://php7.shujuwajue.com/php-70x-xin-te-xing/oop-te-xing/ni-ming-lei.md)
- [Throwable 接口](https://php7.shujuwajue.com/php-70x-xin-te-xing/oop-te-xing/throwable-jie-kou.md)
- [新增操作符](https://php7.shujuwajue.com/php-70x-xin-te-xing/xin-zeng-cao-zuo-fu.md)
- [太空飞船操作符（<=>）](https://php7.shujuwajue.com/php-70x-xin-te-xing/xin-zeng-cao-zuo-fu/tai-kong-fei-chuan-cao-zuo-fu-ff083c3d3e-ff09.md)
- [null 合并运算符（??）](https://php7.shujuwajue.com/php-70x-xin-te-xing/xin-zeng-cao-zuo-fu/null-he-bing-yun-suan-fu-ff083f3f-ff09.md)
- [统一变量语法](https://php7.shujuwajue.com/php-70x-xin-te-xing/uniform-bian-liang-yu-fa.md)
- [其他特性和变更](https://php7.shujuwajue.com/php-70x-xin-te-xing/qi-ta-te-xing-he-bian-geng.md)
- [常量数组](https://php7.shujuwajue.com/php-70x-xin-te-xing/qi-ta-te-xing-he-bian-geng/chang-liang-shu-zu.md)
- [Switch 中的多个default默认值](https://php7.shujuwajue.com/php-70x-xin-te-xing/qi-ta-te-xing-he-bian-geng/switch-zhong-de-duo-ge-default-mo-ren-zhi.md)
- [Session\_start 函数中的参数数组](https://php7.shujuwajue.com/php-70x-xin-te-xing/qi-ta-te-xing-he-bian-geng/sessionstart-han-shu-zhong-de-can-shu-shu-zu.md)
- [Unserialize 函数引入过滤器](https://php7.shujuwajue.com/php-70x-xin-te-xing/qi-ta-te-xing-he-bian-geng/unserialize-han-shu-yin-ru-guo-lv-qi.md)
- [整数除法函数 intdiv()](https://php7.shujuwajue.com/php-70x-xin-te-xing/qi-ta-te-xing-he-bian-geng/zheng-shu-chu-fa-han-shu-intdiv.md)
- [补充\*其他特性和变更](https://php7.shujuwajue.com/php-70x-xin-te-xing/qi-ta-te-xing-he-bian-geng/bu-5145-qi-ta-te-xing-he-bian-geng.md)
- [补充\*新函数](https://php7.shujuwajue.com/php-70x-xin-te-xing/bu-5145-xin-han-shu.md)
- [补充\*新的全局常量](https://php7.shujuwajue.com/php-70x-xin-te-xing/bu-5145-xin-de-quan-ju-chang-liang.md)
- [补充\*变更的函数](https://php7.shujuwajue.com/php-70x-xin-te-xing/bu-5145-bian-geng-de-han-shu.md)
- [补充\*摒弃一些老式的写法](https://php7.shujuwajue.com/php-70x-xin-te-xing/bing-qi-yi-xie-lao-shi-de-xie-fa.md)
- [补充\*不向后兼容的变更](https://php7.shujuwajue.com/php-70x-xin-te-xing/bu-xiang-hou-jian-rong-de-bian-geng.md)
- [补充\*在SAPI模块的变化](https://php7.shujuwajue.com/php-70x-xin-te-xing/bu-5145-zai-sapi-mo-kuai-de-bian-hua.md)
- [补充\*PHP7底层性能优化](https://php7.shujuwajue.com/php-70x-xin-te-xing/bu-5145-php7-di-ceng-xing-neng-you-hua.md)