gyfb29的专栏

关于php的preg_match正则问题，php7.1正常：'([A-z\d-\/_.]+)?'php7.3会报错，需要修改如下'([A-z\d\-\/_.]+)?'It’s probably a php 7.3 incompatibility issue with the plugin.In php 7.3 PCRE (Perl Compatible Regular Expressions) has been updated to v2.PCRE is a lib.

64位，PHP_INT_MAX的值为9223372036854775807,跟MySQL中有符号的bigint型的最大值一样.32位，PHP_INT_MAX的值为2147483647,跟MySQL中有符号的int型的最大值一样.echo date('Y-m-d H:i:s', PHP_INT_MAX); 返回 2038-01-19 11:14:07echo strtotime('2038-01-19 11:14:07'); 返回 2147483647echo strtotime('2038-01-1