Check if number is positive in JavaScript
In this tutorial, you are given a number. Write a JavaScript program to check if the number is positive.
Solution
A number is positive if it is greater than 0
. To check if given number is positive, we have to check if it is greater than 0
. We can use comparison greater than operator to check if given number is greater than 0
.
Program
1. In the following program, you are given a number in n
. We shall check if n
is a positive number.
let n = 4;
if ( n > 0 ) {
console.log('positive number');
} else {
console.log('not a positive number');
}
we have used the condition in if-else statement
2. Now, we shall take a negative number in n
, and programmatically check if n
is positive or not.
let n = -3;
if ( n > 0 ) {
console.log('positive number');
} else {
console.log('not a positive number');
}