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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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Functions in PHP

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Functions in Perl

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Learn how to define and call subroutines in Perl, including parameters, return values, scope, recursion, closures, and modern signatures with Docker-ready examples

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Functions in Pascal

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Learn how to define and call functions and procedures in Pascal, including parameters, scope, recursion, and higher-order functions with Docker-ready examples

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Functions in Odin

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Functions in OCaml

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