
Return an array of Integer[], containing the line number(s) where the keyword was found in the specified file(identified by it's id)
If a keyword is on the same line twice, that line number will be in the array twice

Return an array of Integer[], containing the line number(s) where the keyword was found in the specified file(identified by it's id)
If a keyword is on the same line twice, that line number will be in the array twice
Returns:
Parameters:
-
id -