In this tutorial, you will learn how to check if variable is alphanumeric in javascript. If a string contains numbers and letters, it is called alphanumeric string. If a string does not contain letters and numbers, it is called non-alphanumeric string. There are numerous ways to check if a variable is alphanumeric. We are going
In this tutorial, you will learn how to check if variable matches string in javascript. There are certain primitive types in javascript and string is one of them. As the name suggests, any variable that holds a plain text as its value is considered to be of string type. There are numerous ways to check
In this tutorial, you will learn how to check if a variable is equal to a string in javascript. There are certain primitive types in javascript and string is one of them. As the name suggests, any variable that holds a plain text as its value is considered to be of string type. There are
In this tutorial, you will learn how to check if variable matches regex in javascript. There are certain primitive types in javascript and string is one of them. As the name suggests, any variable that holds a plain text as its value is considered to be of string type. There are numerous ways to check
In this tutorial, you will learn how to check if string is present in variable in javascript. A sentence is formed by combining multiple words. The entire sentence as well as each individual word is referred as string. A subset of a string is known as a substring. For example, “World” is a substring of
