copyValueOfchar
The `copyValueOfchar` method is a utility function found in certain programming language libraries, often associated with string manipulation or character array handling. Its primary purpose is to create a new character array by copying a specified range of characters from an existing character array. This method typically takes three arguments: the source character array, a starting index, and an ending index (exclusive). The method then constructs and returns a new character array containing the characters from the source array, beginning at the specified start index and continuing up to, but not including, the specified end index.
This operation is useful when you need to extract a substring or a specific portion of a