Sep 9, 2021 JavaScript
How to calculate the linear interpolation between two numbers in JavaScript

In this Article we will go through how to calculate the linear interpolation between two numbers only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

const lerp = (a, b, amount) => (1 - amount) * a + amount * b;

Sep 9, 2021 JavaScript
How to calculate the midpoint between two points in JavaScript

In this Article we will go through how to calculate the midpoint between two points only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

const midpoint = (p1, p2) => [(p1.x + p2.x) / 2, (p1.y + p2.y) / 2];

Sep 9, 2021 JavaScript
How to check if a point is inside a rectangle in JavaScript

In this Article we will go through how to check if a point is inside a rectangle only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

const isInside = (point, rect) => point.x > rect.left && point.x < rect.right && point.y > rect.top && point.y < rect.bottom;

Sep 9, 2021 JavaScript
How to check if a rectangle contains other one in JavaScript

In this Article we will go through how to check if a rectangle contains other one only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

// Returns true if `a` contains `b`
// (x1, y1) and (x2, y2) are top-left and bottom-right corners
const contains = (a, b) => (a.x1 <= b.x1 && a.y1 <= b.y1 && a.x2 >= b.x2 && a.y2 >= b.y2);

Sep 9, 2021 JavaScript
How to check if a rectangle overlaps other one in JavaScript

In this Article we will go through how to check if a rectangle overlaps other one only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

// Returns true if `a` overlaps `b`
// (x1, y1) and (x2, y2) are top-left and bottom-right corners
const overlaps = (a, b) => (a.x1 < b.x2 && b.x1 < a.x2) || (a.y1 < b.y2 && b.y1 < a.y2);

Sep 9, 2021 JavaScript
How to convert degrees to radians in JavaScript

In this Article we will go through how to convert degrees to radians only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

const degsToRads = deg => deg * Math.PI / 180.0;

Sep 9, 2021 JavaScript
How to convert radians to degrees in JavaScript

In this Article we will go through how to convert radians to degrees only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

const radsToDegs = rad => rad * 180 / Math.PI;

Sep 9, 2021 JavaScript
How to normalize the ratio of a number in a range in JavaScript

In this Article we will go through how to normalize the ratio of a number in a range only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

const normalizeRatio = (value, min, max) => (value - min) / (max - min);

Sep 9, 2021 JavaScript
How to round a number to the nearest multiple of a given value in JavaScript

In this Article we will go through how to round a number to the nearest multiple of a given value only using single line of code in JavaScript. This is a one-line JavaScript code snippet that uses one of the most popular ES6 features => Arrow Function.

Let's define this short function:

const roundNearest = (value, nearest) => Math.round(value / nearest) * nearest;

Sep 9, 2021 JavaScript
How to check if the code is running in nodejs in JavaScript

In this Article we will go through how to check if the code is running in nodejs only using single line of code in JavaScript.

Let's define this short function:

const isNode = typeof process !== 'undefined' && process.versions != null && process.versions.node != null;