Rif | R If Statement - r - learn r - r programming

In R programming, decision making is most important part of programming.
If statements operate on length-one logical vectors.

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Syntax

if (test_expression) 
{
   statement
}

Syntax Explanation:

test_expression: If the test_expression is TRUE, the statement gets executed. But if statement is FALSE, nothing will occur. And test_expression can be a logical or numeric vector, but only the first element is taken into consideration. In the case of numeric vector, zero is occupied as FALSE, rest as TRUE.

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Loop in R

Sample Code

x <- 5
if(x > 3)
{
   print("This is odd number")
}

Code Explanation

Here we declare the variable x value as “5”.
In this statement, we check the value for the variable x =5 is greater than 3 (5>3), because if the condition is true the prints "This is odd number” statement.

Output

Here the value of the variable “x” are greater than 3 so “if” condition will be satisfied and the output print statement will be executed.

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Rif | R If Statement - r - learn r - r programming

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Syntax

Syntax Explanation:

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Sample Code

Code Explanation

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Output

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