![]() ![]() How To Check if A String Contains A Specific Substring in JavaScript Using The includes() Method Something to keep in mind is that the includes() method is case-sensitive. A Boolean value can either be true or false depending on whether the substring is present or not within the string. index refers to the position from which the search for substring will start - the default value is 0 because indexing in programming languages begins at 0. The second argument the includes() method accepts is index, and it is optional.substring is the character or the series of characters you are checking to see if they exist within string. The first argument the includes() method accepts is substring, and it is required.The includes() method accepts two arguments - one is required, and one is optional.includes() is the method you call on the word you want to search through, which in this case is string. ![]() string is the word you want to search through.The general syntax for the includes() method looks something similar to this: string.includes(substring, index) The JavaScript includes() method was introduced with ES6, and it is the most common and modern way of checking if a string contains a specific character or a series of characters. ![]() What Is The includes() Method in JavaScript? includes() Method Syntax Breakdown
0 Comments
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |