JavaScript Tutorials
There’s no difference between calling a regular function and an arrow function in JavaScript. Simple Arrow function Arrow Function with Argument Call arrow function in… Read More »How to call arrow function in JavaScript | Code
The best way to make the uppercase first letters is through a combination of two functions in JavaScript. One function is used to uppercase the… Read More »JavaScript uppercase first letter | Example code
When you call the sort() method, with a custom compare function, the compare function is called on pairs in your to-be-sorted list, to determine the… Read More »JavaScript Sort Compare Function | Example code
Using the charAt() method you can get the character at a specified position in a given string. This method returns a new string consisting of… Read More »JavaScript charAt() | String method
You have to use charAt(), toUpperCase(), and slice() method to capitalize the first letter in JavaScript. The charAt() function returns the character at a given… Read More »JavaScript capitalize first letter | Example code
The use instanceof operator allows checking whether an object belongs to a specific class in JavaScript. It also helps to take inheritance into account. This… Read More »JavaScript instanceof Class Checking | Code
Use filter() method to remove objects from the array by property in JavaScript. The filter creates a new array so any other variables referring to… Read More »JavaScript remove object from array by property | Example code
Use JSON parse and stringify method to do deep clone object JavaScript. If the object doesn’t have any circular references or functions as values, you… Read More »Deep clone object JavaScript | Example code
Using the JavaScript unshift() method you can add one or more elements to the beginning of a given array. This method overwrites the original array… Read More »JavaScript Array unshift() | Method
JavaScript only has 1-dimensional arrays, but you can build 2D Array using arrays of arrays. The two-dimensional array is a collection of items that share… Read More »JavaScript 2D Array | Creating and Accessing example