Php error handling technology, top-level Error Processor

Source: Internet
Author: User
Tags php error php exception handling
Php exception handling technology. The top-level exception processor php handles exceptions like java and uses try {} catch () {} defines the function used by the top-level exception processor as set_exception_handler (My_exception). here, My_expection is a developer-defined exception handling function, which is a top-level exception processor, only when there are no functions in the program to handle exceptions can there be a top-level exception processor to handle exceptions. if there is no php exception processing technology, the top-level exception processor

Php handles exceptions like java. it uses try {} catch (){}

Which of the following functions is used to define a top-level exception processor?

Set_exception_handler("My_exception ");

Here, My_expection is a developer-defined exception handling function, which is a top-level exception processor. only when there is no function in the program to handle exceptions can there be a top-level exception processor to handle exceptions, if the top-level exception processor is not defined, the system's default exception processor will handle the exception.

Example:

 
 

Reprinted from: http://blog.sina.com.cn/s/blog_641d5693010121cr.html

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