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<?php // 为避免污染全局命名空间,已对所有标识符加 `e` 前缀 /** * 运行模式 * * debug 调试模式, 会开启详细的日志记录和错误提示 * * default 默认模式, 会输出错误提示 * * production 生产模式, 不会执行任何额外操作, 最高效地执行代码 */ const eDebug = 2; const eDefault = 1; const eProduction = 0; const eRunMode = eDebug; // 默认关掉所有错误提示 error_reporting(0); // 如果是默认模式,打开致命错误和解析错误的报告 if(eRunMode >= eDefault) error_reporting(E_ERROR | E_PARSE); // 如果是调试模式,打开全部错误提示,并启用修改建议提示 if(eRunMode >= eDebug) error_reporting(E_ALL | E_STRICT); class ePHPException extends Exception { protected $severity; protected $varList; public function __construct($message = "", $code = 0, $severity = 1, $filename = __FILE__, $lineno = __LINE__, Exception $previous = null, $varList = []) { $this->severity = $severity; $this->file = $filename; $this->line = $lineno; $this->varList = $varList; parent::__construct($message, $code, $previous); } public function getSeverity() { return $this->severity; } public function getVarList() { return $this->varList; } } set_error_handler(function($no, $str, $file, $line, $varList) { throw new ePHPException($str, 0, $no, $file, $line, null, $varList); }); if(eRunMode <= eProduction) { set_exception_handler(function(Exception $exception) { header("Content-Type: text/plant; charset=UTF-8"); die(header("HTTP/1.1 500 Internal Server Error")); }); } else { echo 11; set_exception_handler(function(Exception $exception) { // 暂时我们只打算以纯文本的形式展示信息 header("Content-Type: text/plant; charset=UTF-8"); // 整体模版 $msg = "Exception `%s`: %s\nStack trace:\n%s\n thrown in %s on line %s"; // 栈的每一行的模版 $traceline = "#%s %s (%s): %s(%s)"; // 从异常对象获取运行栈 $trace = $exception->getTrace(); // 只有在调试模式才会显示参数的值,其他模式下只显示参数类型 if(eRunMode < eDebug) foreach ($trace as $key => $stackPoint) $trace[$key]['args'] = array_map('gettype', $trace[$key]['args']); $result = []; // 对运行栈的每一项应用模版 foreach ($trace as $key => $stackPoint) $result[] = sprintf( $traceline, $key, $stackPoint['file'], $stackPoint['line'], $stackPoint['function'], implode(', ', $stackPoint['args']) ); $result[] = '#' . ++$key . ' {main}'; // 应用整体模版 $msg = sprintf( $msg, get_class($exception), $exception->getMessage(), implode("\n", $result), $exception->getFile(), $exception->getLine() ); // 打印运行栈等信息 print $msg . print_r($exception->getVarList(), true); // 如果当前是调试模式,且异常对象是我们构造的 ePHPException 类型,打印符号表 }); } class TypeException extends Exception{} function repeat($argInt, $argString) { if(is_int($argInt) && is_int($argString)) return str_repeat($argString, $argInt); else throw new TypeException("Type Error"); } function call($func, $arg1, $arg2) { $func($arg1, $arg2); } function errorFunc() { dontExistFunction(); } // 错误1: call("array_keys", 0, 0); // 错误2: //call("repeat", "Hello World", 1234); // 错误3: //call("errorFunc", 0, 0);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
11 Fatal error: Uncaught TypeError: {closure}(): Argument #1 ($exception) must be of type Exception, TypeError given in /in/9O6Fm:69 Stack trace: #0 [internal function]: {closure}(Object(TypeError)) #1 {main} thrown in /in/9O6Fm on line 69
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
11 Fatal error: Uncaught ePHPException: Cannot modify header information - headers already sent by (output started at /in/9O6Fm:68) in /in/9O6Fm:71 Stack trace: #0 [internal function]: {closure}(2, 'Cannot modify h...', '/in/9O6Fm', 71, Array) #1 /in/9O6Fm(71): header('Content-Type: t...') #2 [internal function]: {closure}(Object(ePHPException)) #3 {main} thrown in /in/9O6Fm on line 71
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
11 Fatal error: Uncaught exception 'ePHPException' with message 'Cannot modify header information - headers already sent by (output started at /in/9O6Fm:68)' in /in/9O6Fm:71 Stack trace: #0 [internal function]: {closure}(2, 'Cannot modify h...', '/in/9O6Fm', 71, Array) #1 /in/9O6Fm(71): header('Content-Type: t...') #2 [internal function]: {closure}(Object(ePHPException)) #3 {main} thrown in /in/9O6Fm on line 71
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/9O6Fm on line 32
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_CONST in /in/9O6Fm on line 12
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_CONST in /in/9O6Fm on line 12
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/9O6Fm on line 12
Process exited with code 255.

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