Inserts, deletes, or replaces a portion of a string.
The string in which you want to replace characters.
The substring that replaces length characters beginning at offset in string.
Default: Empty string
The number of characters into string at which the node places substring.
The number of characters in string to replace with substring.
If substring is empty, length characters are deleted starting at offset.
The edited string that includes the replaced characters.
The characters that were replaced in string.