PHP 异常类

PHP Exception 类是所有用户异常的基类。 Exception 对象包含有关函数遇到的错误或意外行为的信息。

类概要

class Exception implements Throwable {
  //属性
  protected string $message;
  protected int $code;
  protected string $file;
  protected int $line;

  //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
  final private __clone(): void
} 

属性