if statement syntax

Objective Process Control statement: In the process of executing a program, the order of execution of each statement has a direct effect on the result of the program. That is to say, the process of the program has a direct impact on the running

Mainly introduces the syntax of Shell Basic statementIf statement syntax1 single branch structure (if, then)If ; then instruction; fiOr as follows:If ? Then? InstructionsFi2 Dual-branch structure (if, then, otherwise ...) )If ? Then?

PL/SQL script language value assignment statement syntax table and record comply with the type usage, select the statement if else usage anonymous block (1), assign value statement syntax PL/SQL values use: = "=" some rules need to be observed in

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 programming those things 31 -- If statement syntax (1) Zhengzhou game institute Chen yuefeng from: http://blog.csdn.net/mailbomb 5.3 condition statementsConditional statements are a type of statements that are selected and executed based on the

Java programming those things 32-If statement syntax (2) Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 5.3.1.2 if-else statementIf-else statements implement closed conditions, which are more common in programs. The else

Here is a typical decision to make if ... Else the general form of the structure is used in most programming languages: If statement: The If statement consists of a Boolean expression followed by one or more statements. Grammar: Syntax for an IF

JavaScript If ... Else statementconditional statements are used to perform different actions based on different conditions. conditional statementsOften when writing code, you always need to perform different actions for different decisions. You can

One way to "make something happen" is to evaluate an expression with a side effect. Injected assignments and function calls these expressions with side-effects can be used as separate statements, and this expression is also called an expression

Java programming those things 37-for statement syntax Zhengzhou game college Chen yuefeng from: http://blog.csdn.net/mailbomb 5.4.3 for statementThe for keyword indicates "When... It is a commonly used loop statement in actual development. Its