![]() ![]() If the element is found in the array, true otherwise, false. The length of the array is appended to the start index for negative values. The index is the starting index for the search.the item is the item to search in the array.Syntax of include() in typescript array.includes(item, index) The include() in typescript is used to check if a string contains a substring or not. ![]() Use include() to check if a string contains a substring in typescriptīefore we start checking if a string contains a substring in typescript, we need to see what is include() method.
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