In the above code, the first statement returns true as the string begins with ‘Join”. const str_1 = 'Join our freelancer community' Ĭonsole.log(str_1.startsWith('Join', 3)) In this section, we look at the implementation of the startsWith method. The method returns a boolean true if it finds the SearchString and false if it doesn’t. Position - Optional, used to specify the position to begin the search. SearchString - Required, the character/ string to search.Although there are other methods that can be used to find substrings, the startsWith() method is specifically used to check the start of a string. This method is commonly used to check if the entered string contains a substring. The method returns a boolean true in case the string starts with the specified characters. Note: The includes() method is case-sensitive.The JavaScript startsWith method is used to determine whether a string starts with a character or a particular string. The method is applied on a string and the search string is passed as an argument in the method, if the calling string contains the search string then it returns true else returns false. The includes() string method is used to search if a string contains another string within it or not. In such cases use javascript includes() method for the strings to solve the problem. In many programming problems, you would like to check the occurrence of a string or character in another string or you want to count the number of occurrences of a word in a paragraph. In this tutorial, you will get to know how to check if the string contains another string using the includes() string method in javascript. JavaScript String includes() method - Check String In A String
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