1.
php友好记录错误日志(以日期为界限保存在不同的文件中)[php]//创建log目录$destination = 'imember_'.to_date(get_gmtime(),"Ym");//创建错误日志保存路径if (!is_dir("D:/wamp/logs/".$destination)) {立即学习“PHP免费学习笔记（深入）
”；
@mkdir("D:/wamp/logs/".$destination);@chmod("D:/wamp/logs/".$destination, 0777);}//im:记录php错误日志ini_set("display_errors",0);//不在页面显示错误信息error_reporting(E_ALL ^ E_NOTICE);//记录错误日志的级别ini_set( "log_errors", "On" );//打开错误日志ini_set( "error_log", "D:/wamp/logs/".$destination."/".date('d').".log");//设置保存错误日志的地址
2.error_log说明:
error_reporting() 设置 PHP 的报错级别并返回当前级别。
语法error_reporting(report_level) PHP 8.5.5 PHP 8.5.5 是 PHP 8.5 分支的维护更新版本。该版本延续了“小步快跑”的迭代逻辑，通过深度错误修复、底层性能微调以及安全加固，旨在为开发者提供一个更健壮、更高效的运行环境。该版本严格遵守语义化版本规范，不包含破坏性变更。
下载如果参数 level 未指定，当前报错级别将被返回。下面几项是 level 可能的值：值常量描述1 E_ERROR Fatal run-time errors. Errors that can not be recovered from. Execution of the script is halted 2 E_WARNING Non-fatal run-time errors. Execution of the script is not halted 4 E_PARSE Compile-time parse errors. Parse errors should only be generated by the parser 8 E_NOTICE Run-time notices. The script found something that might be an error, but could also happen when running a script normally 16 E_CORE_ERROR Fatal errors at PHP startup. This is like an E_ERROR in the PHP core 32 E_CORE_WARNING Non-fatal errors at PHP startup. This is like an E_WARNING in the PHP core 64 E_COMPILE_ERROR Fatal compile-time errors. This is like an E_ERROR generated by the Zend Scripting Engine www.2cto.com 128 E_COMPILE_WARNING Non-fatal compile-time errors. This is like an E_WARNING generated by the Zend Scripting Engine 256 E_USER_ERROR Fatal user-generated error. This is like an E_ERROR set by the programmer using the PHP function trigger_error() 512 E_USER_WARNING Non-fatal user-generated warning. This is like an E_WARNING set by the programmer using the PHP function trigger_error() 1024 E_USER_NOTICE User-generated notice. This is like an E_NOTICE set by the programmer using the PHP function trigger_error() 2048 E_STRICT Run-time notices. PHP suggest changes to your code to help interoperability and compatibility of the code 4096 E_RECOVERABLE_ERROR Catchable fatal error. This is like an E_ERROR but can be caught by a user defined handle (see also set_error_handler()) 8191 E_ALL All errors and warnings, except level E_STRICT (E_STRICT will be part of E_ALL as of PHP 6.0)