Pre-defined Exceptions-PHP manual notes

Original: Pre-defined exception-PHP manual note

Exceptionis the base class for all exceptions, and the class summary is as follows:

<?php class Exception {protected string $message;  // 异常消息内容protected int $code;  // 异常代码protected string $file;  // 抛出异常的文件名protected int $line;  // 抛出异常在该文件的行号public __construct([string $message = "" [, int $code = 0 [, Exception $previous = NULL]]])final public string getMessage(void)final public Exception getPrevious(void)final public int getCode(void)final public string getFile(void)final public int getLine(void)final public array getTrace(void)final public string getTraceAsString(void)public string __toString(void)final private void __clone(void)}

ErrorExceptionis an error exception and the class summary is as follows:

<?php class ErrorException extends Exception {protected int $severity;  // 异常级别public __construct([string $message = "" [, int $code = 0 [, int $severity = 1 [, string $filename = __FILE__ [, int $lineno = __LINE__ [, Exception $previous = NULL]]]]]])final public int getSeverity(void)}

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Pre-defined Exceptions-PHP manual notes