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Error

(PHP 7, PHP 8)

简介

Error 是所有PHP内部错误类的基类。

类摘要

class Error implements Throwable {

/* 属性 */

protected string $message = "";

private string $string = "";

protected int $code;

protected string $file = "";

protected int $line;

private array $trace = [];

private ?Throwable $previous = null;

/* 方法 */

public __construct(string $message = "", int $code = 0, ?Throwable $previous = null)

final public getMessage(): string

final public getPrevious(): ?Throwable

final public getCode(): int

final public getFile(): string

final public getLine(): int

final public getTrace(): array

final public getTraceAsString(): string

public __toString(): string

private __clone(): void

}

属性

message: 错误消息内容
code: 错误代码
file: 抛出错误的文件名
line: 抛出错误的行数
previous: 之前抛出的异常
string: 字符串形式的堆栈跟踪
trace: 数组形式的堆栈跟踪

Error::__construct — 初始化 error 对象
Error::getMessage — 获取错误信息
Error::getPrevious — 返回先前的 Throwable
Error::getCode — 获取错误代码
Error::getFile — 获取错误发生时的文件
Error::getLine — 获取错误发生时的行号
Error::getTrace — 获取调用栈（stack trace）
Error::getTraceAsString — 获取字符串形式的调用栈（stack trace）
Error::__toString — error 的字符串表达
Error::__clone — 克隆 error

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User Contributed Notes 3 notes

down

whysteepy at gmail dot com ¶

5 years ago

Lists of Throwable and Exception tree as of 7.2.0

    Error
      ArithmeticError
        DivisionByZeroError
      AssertionError
      ParseError
      TypeError
        ArgumentCountError
    Exception
      ClosedGeneratorException
      DOMException
      ErrorException
      IntlException
      LogicException
        BadFunctionCallException
          BadMethodCallException
        DomainException
        InvalidArgumentException
        LengthException
        OutOfRangeException
      PharException
      ReflectionException
      RuntimeException
        OutOfBoundsException
        OverflowException
        PDOException
        RangeException
        UnderflowException
        UnexpectedValueException
      SodiumException 

Find the script and output in the following links:
https://gist.github.com/mlocati/249f07b074a0de339d4d1ca980848e6a
https://3v4l.org/sDMsv

posted here http://php.net/manual/en/class.throwable.php

down

dams at php dot net ¶

1 year ago

Lists of Throwable and Exception tree as of 8.1.0

Error
   ArithmeticError
      DivisionByZeroError
   AssertionError
   CompileError
      ParseError
   FiberError
   TypeError
      ArgumentCountError
   UnhandledMatchError
   ValueError
Exception
   ClosedGeneratorException
   DOMException
   ErrorException
   IntlException
   JsonException
   LogicException
      BadFunctionCallException
         BadMethodCallException
      DomainException
      InvalidArgumentException
      LengthException
      OutOfRangeException
   PharException
   ReflectionException
   RuntimeException
      OutOfBoundsException
      OverflowException
      PDOException
      RangeException
      UnderflowException
      UnexpectedValueException
   SodiumException

Find the script and output in the following links:
https://gist.github.com/mlocati/249f07b074a0de339d4d1ca980848e6a
https://3v4l.org/f8Boe

Initially posted by whysteepy at gmail dot com for PHP 7.2.0, based on the gist

down

JustinasMalkas ¶

7 years ago

If after PHP upgrade you're getting error "PHP Fatal error:  Cannot declare class error, because the name is already in use ...", you will have to rename your "error" class.
Since PHP 7 classname "Error" is predefined and used internally.

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Error

简介

类摘要

属性

目录

User Contributed Notes 3 notes