Pages about Hello World

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  29 February 2016

  "Hello, World!" in Pascal

  A "Hello, World!" program in Pascal can be written by calling the global WriteLn function to send the "Hello, World!" string to the standard output stream.

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  27 February 2016

  "Hello, World!" in ZX Spectrum machine code

  A "Hello, World!" program in Z80 assembler for the ZX Spectrum can be written by calling the CHAN_OPEN and PRINT subroutines to send the "Hello, World!" string to the screen channel.

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  26 February 2016

  "Hello, World!" in CSS

  A "Hello, World!" program in CSS can be written by setting the "Hello, World!" text as the content of the ::before pseudo-element of the html element.

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  25 February 2016

  "Hello, World!" in HTML

  A "Hello, World!" program in HTML can be written by creating a paragraph element containing the "Hello, World!" text.

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  24 February 2016

  "Hello, World!" in JavaScript

  A "Hello, World!" program in JavaScript can be written by calling the log method of the console object to send the "Hello, World!" string to the standard output stream, or the developer console in a web browser.

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  22 February 2016

  "Hello, World!" in PHP

  A "Hello, World!" program in PHP can be written by using the built-in echo statement to send the "Hello, World!" string to the standard output stream.

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  21 February 2016

  "Hello, World!" in Java

  A "Hello, World!" program in Java can be written with a static main method of a class, and calling the println method of the System.out PrintStream object to send the "Hello, World!" string to the standard output stream.

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  20 February 2016

  "Hello, World!" in C#

  A "Hello, World!" program in C# can be written with a static Main method of a class, and calling the WriteLine method of the static System.Console class to send the "Hello, World!" string to the standard output stream.

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  19 February 2016

  "Hello, World!" in C++

  A "Hello, World!" program in C++ can be written with a main function and using the insertion operator << to send the "Hello, World!" string to the std::cout stream buffer.

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  18 February 2016

  "Hello, World!" in C

  A "Hello, World!" program in C can be written by calling the puts function to send the "Hello, World!" string to the standard output stream.