Function indexOf

  • indexOf(
        string: string,
        searchString: string,
        position?: undefined | number,
    ): number

    This function mirrors the indexOf function from the JavaScript Standard String object. It handles Unicode code points instead of UTF-16 character codes.

    Returns the index of the first occurrence of a given string.

    Parameters

    • string: string

      String to search through

    • searchString: string

      The string to search for

    • position: undefined | number = 0

      Start of searching. Default is 0

    Returns number

    Index of the first occurrence of a given string

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