4.2 Item Selection Statements"Teacher, did I pass the level four exam?" ”If the teacher is asked this question, how will he answer? Yes, he will choose different answers according to different conditions:If the test result is greater than or equal
4.2 Item Selection Statements"Teacher, did I pass the level four exam?" ”If the teacher is asked this question, how will he answer? Yes, he will choose different answers according to different conditions:If the test result is greater than or equal
Simplified condition expression 1. Decompose Conditional decomposition condition expression
You have a complex conditional statement.Separate independent functions from the if, then, and else sections..
Among programs, complex conditional logic is
Program flow control Statements in Java include conditional structure, loop structure, and jump statements4.1-Piece structureThe conditional structure includes the sequential structure and the selection structure. The sequential structure does not
As mentioned before, what is true and false in bash is judged by whether the end state of the command is zero. Return 0, that is true, return non 0, that is false.In bash, this is a formula that can affect a program's flow, called a conditional
3 forms of an IF statement
1 an if (expression) statement.
For example:
if (x>y) cout
The execution of this if statement is shown in the following figure.
2 if (expression) statement 1 Else Statement 2
For example:
if (x>y)
Conditional compilation and c ++ Conditional compilation
1. ifdef
#ifdef XXXXX......#endifIf XXXXX is defined, compile the above Code.
2. ifndef
#ifndef XXXXX......#endifIf XXXXX is not defined, compile the above Code.
3. if
#if
1. Boolean (Boolean) values and Boolean variables?? Before you speak a conditional statement, you should first look at the Boolean type. A conditional statement (if) needs to specify a Boolean or Boolean variable to determine whether the statement
Conditional comments work as follows:
Copy codeThe Code is as follows: Special instructions for IE 6 here
[Code]
Their basic structure is the same as an HTML comment (). Therefore all other browsers will see them as normal comments and will
Conditional compilation of jscript/javascript in IE
Author: JavaScript Kit
Translator: Zou (Sheneyan)
Translation Date: 2006-02-12
English Original: Conditional compilation of Jscript/javascript in IE
Copyright: I am only
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