if else condition

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Linux shell condition to judge if else, if Elif else....__linux

In the shell of Linux The IF statement determines which branch to execute through the relational operator to determine the true or false of an expression. The Shell has three kinds of if ... else statements: If ... fi statement; if ... else .

PHP Getting started: If... Else condition judgment statement

If, elseif, and else statements are used to execute different actions based on different conditions.Condition StatementWhen writing code, you often need to perform different actions for different judgments.You can use conditional statements in the

Usage of the JavaScript condition run as if else

Conditional statementWhen you write code, you often need to perform different behaviors according to different conditions. You can use conditional statements in your code to Complete this task. In JavaScript, we can use the following conditional

it rains tomorrow, I'll wear a coat. --4.2.2 The switch statement that expresses the side-by-side condition selection: If ... If...... If......

4.2.2 The switch statement that expresses the side-by-side condition selection: If ... If...... If......In the real world, there is a special kind of conditional choice:If it is sunny tomorrow, I will wear a T-shirt;If it is cloudy tomorrow, I will

Java If Else statement Getting Started Guide (recommended) _java

Conditional statement, which is a kind of statement that chooses to execute according to the condition in the program, the difficulty lies in how to abstract the condition accurately in the actual use of such statement. For example, to implement the

Hello, C ++ (20). 4.2.2 represents the switch statement selected by the parallel condition: if ...... If ...... If ......,. 4.2.2

Hello, C ++ (20). 4.2.2 represents the switch statement selected by the parallel condition: if ...... If ...... If ......,. 4.2.24.2.2 expression of the switch statement selected by the parallel condition: if ...... If ...... If ...... In the real

If else if else

1, If-elseGrammar:if (condition){Statement 1;}Else{Statement 2;}Execution process:If the condition is true, the statement block 1 of the if band is executed and the statement block 2 of the else Band is skipped, and if the condition is false, the

Second, the Python Foundation---cycle--condition judgment (While-for-if-elif-else)

!!! Statement!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1. code example: #if语句#!/usr/bin/python3#_ *_coding:utf-8_*_num = 10if num = = 10:Print (' pair ')Operation Result:[email protected] ~]# python if.pyRight2. Complex if statement #注意事项:

Hello, C + + (20). 4.2.2 The switch statement that expresses the side-by-side condition selection: If ... If...... If......

4.2.2 The switch statement that expresses the side-by-side condition selection: If ... If...... If......In the real world, there is a special kind of conditional choice:If it is sunny tomorrow, I will wear a T-shirt;If it is cloudy tomorrow, I will

If-else \ if-elseif-Else

Recently, I have an idea to replace all these if -- else and if-elseif-else with one command, and then concatenate the command, put them in the commandlist. :) The product of this idea is as follows: First, list the common branches and forks.

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