Hello World in PL/I
Every programming journey starts with Hello World. Let’s write our first PL/I program using the Iron Spring PL/I compiler - a modern, free compiler that brings this classic mainframe language to …
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Variables and Types in PL/I
PL/I was designed in 1964 to serve scientific, commercial, and systems programmers all at once, and its type system reflects that ambition. Where FORTRAN gave you INTEGER and REAL and COBOL gave you …
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