Computer Programming World
computer programming world
In programming, what is the origin of "Hello everyone?
JE. While small test programs existed for development programmable computers, the tradition of the use of the phrase "Hello world!" as a test message was influenced by a sample program in the book The C Programming Language The classic example program prints "Hello World" (without capital letters or exclamation point), and has inherited a memorandum Bell Laboratories in 1974 by Brian Kernighan Internally, the C programming: a tutorial, which contains the first known version: main () (Printf ("hello world");) The most famous trial of the use of the words "hello" and "world" and in computer literature occurred early in 1972 Tutorial Introduction to language B Kernighan, with the following code: main () (extrn a, b, c; putchar (a) putchar (b) putchar (c) putchar ('! * N')) "Hell", "Bo, w ', c" Cancel "; http://en.wikipedia.org/wiki/Hello_world