if loop linux

Java cyclic statements-general Linux technology-Linux programming and kernel information. The following is a detailed description. Java loop statements include for, while, and do-while. These statements create what we usually call a loop (loops ).

ArrayVariable: memory storage space;Variable characteristics: Only one data can be stored in each variable, the variable can only be assigned onceAn array of contiguous memory spaces that hold one or more elements, or a collection of multiple

Linux Shell series (12) Shell until loop, shelluntil This article is Part 12 of the Linux Shell series tutorials. For more Linux Shell tutorials, see the Linux Shell series tutorials.In the last two articles: Linux Shell series (10) Shell for loop

The format of the for loop described earlier is as follows:For VARNAME in List;doStatement...DoneThe For loop in this format is the statement that assigns each value in the list to the variable varname, and then executes in the loop body. When no

BASH: Procedural programming, in order to accomplish more complex tasks, support sequential execution, select execution, loop executionSequential execution: From left to right, execute command sequentially.Select Execute: Select to execute a

This article is part of the Linux Shell Series Tutorial (11), more Linux shell tutorials: Linux Shell Tutorials In the previous Linux Shell Series tutorial (10) Shell for loop, we have introduced a for loop for Shell loop statements, this

1 overviewIn the script loop, you need to use break,continue,exit. To control the loop. Use return to get the return value of the function. This article will introduce the use of these four commandsBreak [n]: Early end of the nth layer cycle, the

Shell programming in Linux: for Loop statement, linuxshell For Loop statements for shell programming in Linux. 1. The for loop statement is similar to the while LOOP, but the for loop is mainly used for a loop with a limited number of executions,

Article Title: List is used as a loop in Unix. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. When developing

I. Shell Condition Statement (if usage) If statement structure [if/then/Elif/else/FI] If condition test statement Then Action [Elif Condition Action Else Action ] Fi If you are not clear about the conditional test statement, refer to: