In this Article we will go through how to calculate the number of months between two dates 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 monthDiff = (startDate, endDate) => Math.max(0, (endDate.getFullYear() - startDate.getFullYear()) * 12 - startDate.getMonth() + endDate.getMonth());

In this Article we will go through how to compare two dates 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 compare = (a, b) => a.getTime() > b.getTime();

In this Article we will go through how to convert a date to yyyy-mm-dd format 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 formatYmd = date => date.toISOString().slice(0, 10);

In this Article we will go through how to convert seconds to hh:mm:ss format 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 formatSeconds = s => new Date(s * 1000).toISOString().substr(11, 8);

In this Article we will go through how to extract year, month, day, hour, minute, second and millisecond from a date 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 extract = date => date.toISOString().split(/[^0-9]/).slice(0, -1);

In this Article we will go through how to format a date for the given locale 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 format = (date, locale) => new Intl.DateTimeFormat(locale).format(date);

In this Article we will go through how to split an array into chunks 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 chunk = (arr, size) => arr.reduce((acc, e, i) => (i % size ? acc[acc.length - 1].push(e) : acc.push([e]), acc), []);

In this Article we will go through how to swap the rows and columns of a matrix 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 transpose = matrix => matrix[0].map((col, i) => matrix.map(row => row[i]));

In this Article we will go through how to swap two array items 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 swapItems = (a, i, j) => a[i] && a[j] && [...a.slice(0, i), a[j], ...a.slice(i + 1, j), a[i], ...a.slice(j + 1)] || a;

In this Article we will go through how to unzip an array of arrays 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 unzip = arr => arr.reduce((acc, c) => (c.forEach((v, i) => acc[i].push(v)), acc), Array.from({ length: Math.max(...arr.map(a => a.length)) }, (_) => []));