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CodeArchaeology

Unearthing programming languages from the popular to the obscure

Discover how languages old and new still run on modern machines — macOS, Windows, and Docker. From FORTRAN to Rust, every language has a story to tell.

hello_world.history
// 1957 - FORTRAN WRITE(*,*) 'Hello, World!' // 1972 - C printf("Hello, World!\n"); // 1995 - Java System.out.println("Hello!"); // 2015 - Rust println!("Hello, World!");
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Control Flow in PL/I

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Pl-I

Learn conditionals, SELECT groups, and the many forms of the DO loop in PL/I with runnable, Docker-ready examples using the Iron Spring compiler

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Control Flow in PHP

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Php

Learn conditionals, loops, and decision-making in PHP with if/else, match, for, while, and foreach using Docker-ready examples

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Control Flow in Perl

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Perl

Learn conditionals, loops, and loop control in Perl - if/elsif/else, unless, while/until, foreach, statement modifiers, and labeled loops with Docker-ready examples

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Control Flow in Pascal

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Pascal

Learn conditionals, loops, and branching in Pascal - if/else, case statements, for, while, and repeat loops with Docker-ready examples

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Control Flow in Odin

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Odin

Learn conditionals, switch statements, and loops in Odin -- if/else, switch with ranges, the unified for loop, and loop control with Docker-ready examples

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Every language guide includes working code examples, Docker images for instant setup, and progressive tutorials from Hello World to advanced topics.