This will produce the following result - Contains Point!" 2. Var str = "Tutorialspoint: Free Video Tutorials" ĭocument.write("Does not contain Point" ) You can try to run the following code to check whether the string “ Tutorialspoint: Free Video Tutorial” contains a substring “point” in or not. SearchValue is a regular expression or a string (will be converted to a regular expression). The string search() method is an ES1 feature. It matches the string against a regular expression and returns the index (position) of the first match. The string search method can be used to search a text (using regular expression) in a string. In this article, we use the following three methods for this purpose. JavaScript provides us with different methods to check whether a string contains a substring or not.
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