Hmm...and I just realized I forgot to output help there. I just call the function, but I dont output the return value.
Thank you for running ReplaceStrsInLines.
This program was created for the purpose of reading a file,
finding every line of the file which includes each search string
passed to the program, and replacing the bits of text in those lines
with the replace strings you pass to the program.
Please press Enter to continue.
Error! You must pass the path to the file which contains
stuff you want to replace as the first argument to the program,
after the program name, and also pass two other arguments: the
list of search strings, and the list of replace strings, in that
Press Enter to access Help and quit.
sh: desc]: not found
sh: element: not found
Press Enter to continue.