Reposted from Sina Blog:
1: Why not use the GOTO statement?
Source (from Wikipedia ):
Goto is a statement that can be found in many computer programming languages. It is an English word.GoAndTo. When executing this statement, it transfers the
Whether goto statements should be used
A goto statement is also known as an unconditional transfer statement , which is usually used in conjunction with a conditional statement to change the flow of the program, allowing the program to go
The goto statement is an unconditional transfer statement that is used in the following format:Goto statement label;Where the label is a valid identifier, with a ":" (colon) that appears somewhere inside the function, after the goto statement is
The GOTO keyword appears early in the programming language. In fact, Goto is the ancestor of the program control structure of assembly language: "If condition A,
Jump here, or jump there. " If you read the assembly code generated by almost any
If for different situations, need to perform different established operations, if or according to the normal execution process, is unable to complete the task, this time, it is necessary to introduce the concept of process jump, using the process
If you need to execute different established operations for different situations, but you still need to follow the conventional execution process, the task cannot be completed. In this case, you need to introduce the concept of process redirection,
If you need to execute different established operations for different situations, but you still need to follow the conventional execution process, the task cannot be completed. In this case, you need to introduce the concept of process redirection,
Today, I pulled out "Popular Science". Four or five years ago, cainiao did not laugh ...... Of course, at that time, it was still very delicious. Now we don't need to use such an "overflow" technique. As long as we know some batch processing
Wrote several times the bat script, but has not summed up, recently found a webpage introduced bat, summed up very well, transferred from http://www.jb51.net/article/49627.htm:This article only summarizes I will not, the comprehensive view original
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