if(number>0){// Positive}else{// Negative} versus if(Math.sign(number)>0){// Positive}else{// Negative} Indeed, if you're just checking the boolean status, then I'd just use the comparative operator instead of usingMath.sign. But whereMath.signshines is it returns a number value. ...
Check if a number is Positive, Negative, or Zero Check if a Number is Odd or Even Find the Largest Among Three Numbers Check Prime Number Print All Prime Numbers in an Interval JavaScript Tutorials JavaScript Number.EPSILON JavaScript Number.isInteger() JavaScript Number.isSafeInteger(...
The number is odd. Also Read: Javascript Program to Check if a number is Positive, Negative, or Zero JavaScript Program to Check if a Number is Float or Integer Write a function to check if a number is odd or even. If the number is even, return"Even"; otherwise, return"Odd". For ...
Check if Number is Multiple of 3 or 7Write a JavaScript program to check whether a given positive number is a multiple of 3 or 7.This JavaScript program checks if a given positive number is a multiple of either 3 or 7. It uses the modulo operator (%) to determine if the number is ...
Write a JavaScript program to check if a given positive number is a power of four or not using bit manipulation. The expression n & (n-1) will unset the rightmost set bit of a number. If the number is a power of 2, it has only a 1-bit set, and n & (n-1) will unset the ...
Now we first check if the number is greater than 0, then convert the result to a boolean and negate it. If the number is greater than 0, the expression returns true and when the logical NOT (!) operator is applied, false is returned, so the else block runs. The if block runs only...
Alternatively, it can also be used as typeof() method in JavaScript.Syntax:typeof(variable); Example 1:str = "This is my place."; if (typeof str == String) { console.log('The variable is a String.'); } else { console.log('The variable is not a String.'); } ...
check if a number is a positive integer Installation npm --save i is-positive-integer Usage varisPositiveInteger=require('is-positive-integer')isPositiveInteger(1)// trueisPositiveInteger(10)// trueisPositiveInteger(100)// trueisPositiveInteger(1000)// trueisPositiveInteger(0)// falseisPositive...
In this article, we will see how to check if a number is between two values in JavaScript. We will be using the comparison operator and the logical operators to achieve this.We can use these operators either with the if statement or the ternary operator ?: in JavaScript....
Use parseFloat() to try to convert n to a number. Use !Number.isNaN() to check if num is a number.