What is the if statement?

What is the if statement?

The IF statement is a decision-making statement that guides a program to make decisions based on specified criteria. The IF statement executes one set of code if a specified condition is met (TRUE) or another set of code evaluates to FALSE.

What is IF statement explain with example?

An if statement is a programming conditional statement that, if proved true, performs a function or displays information. Below is a general example of an if statement, not specific to any particular programming language. if (X < 10) { print “Hello John”; }

What do the statements if and else do?

The if/else statement executes a block of code if a specified condition is true. If the condition is false, another block of code can be executed. The if/else statement is a part of JavaScript’s “Conditional” Statements, which are used to perform different actions based on different conditions.

What is if statement in C with example?

C if Statement The if statement evaluates the test expression inside the parenthesis () . If the test expression is evaluated to true, statements inside the body of if are executed. If the test expression is evaluated to false, statements inside the body of if are not executed.

What is the main difference between if and while?

Meaning an if statement gives you once the possibility to do something or not (or something else). Whereas a while loop does things as long as the condition is true.

What is if-else if statement in C language?

The if-else statement in C is used to perform the operations based on some specific condition. The operations specified in if block are executed if and only if the given condition is true. There are the following variants of if statement in C language. If statement.

What is the simple if statement?

if statement is the most simple decision-making statement. It is used to decide whether a certain statement or block of statements will be executed or not i.e if a certain condition is true then a block of statement is executed otherwise not. Syntax: if(condition) { // Statements to execute if // condition is true }

What is if and if-else statement?

The if/else statement With the if statement, a program will execute the true code block or do nothing. With the if/else statement, the program will execute either the true code block or the false code block so something is always executed with an if/else statement.

Is a while statement an if statement?

an if statement, which conditionally executes code based on the result of a test; a while statement, which conditionally repeats code based on a continuation test.

Is while faster than if?

A WHILE statement loop will execute much faster than an IF statement loop in applications where the loop is placed many commands into a program. Consider, for example, a loop placed at the end of a very long program.

What is the purpose of if-else statement?

The if-else statement is used to execute both the true part and the false part of a given condition. If the condition is true, the if block code is executed and if the condition is false, the else block code is executed.