| #Paul A. Gagniuc. An Introduction to Programming Languages: Simultaneous Learning in Multiple Coding Environments. Synthesis Lectures on Computer Science. Springer International Publishing, 2023, pp. 1-280. | |
| #Additional algorithm 10. Example of interesting evaluations in PERL showing that concatenations that use the "+" operator instead of the "." operator, lead to the elimination of the string value from the result, with no error in sight. Note that the source code is out of context and is intended for explanation of the method. | |
| # this example is only for PERL |