PHP Exception and Error--runtimeexception

RuntimeException

Official Document Address: http://php.net/manual/en/class.runtimeexception.php

PHP Support version: 5 >=5.1, 7

Error exception. Inherit Exception, PHP 7 reference interface Throwable.

classRuntimeExceptionextends Exception ImplementsThrowable {//PHP 7 supports Throwable interface  /*Inheritance Properties*/  protected string $message;//Exception Information    protectedInt$code;//Error code    protected string $file;//Error File    protectedInt$line;//Error Line number       /*Method*/   Public__construct ([string $message= "" [, int$code= 0 [,Exception $previous=NULL]]] )//constructs an exception     Public__construct ([string $message= "" [, int$code= 0 [, Throwable$previous=NULL]]] )//PHP 7    /*Inheritance Method*/  Final  Public string Exception:: GetMessage (void)//gets the message content that was thrown  Final  PublicThrowableException:: GetPrevious (void)//back to previous Throwable  Final  Public Mixed Exception:: GetCode (void)//get the error code thrown  Final  Public string Exception:: GetFile (void)//gets the file name that generated the exception  Final  PublicIntException:: GetLine (void)//get the relevant line number  Final  Public Array Exception:: Gettrace (void)//get trace information, return array form  Final  Public string Exception:: gettraceasstring (void)//get trace information, return a string form   Public string Exception:: __tostring (void)//the thrown object is returned as a string, and the result can be printed with echo  Final PrivatevoidException:: __clone (void)//attempting to clone an exception will result in a fatal error}

PHP Exception and Error--runtimeexception