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Hello World Programs of most widely used 10 languages
This post may change in time
Hello world is the simplest piece of code of any programming language . Mostly it is used for teaching people these languages . This may be the first working code for any coding ninja out there .Probably one have to start with a helloworld program and then move on to more complex programming terms .Below i list Hello world programs for most widely used 10 languages
1.php
<?php
Print "Hello, World!";
>
<php
Echo "Hello, World!";
? >
2.javascript
<script type="text/javascript">
document.write('Hello World');
</script>
3.c#
class Hello
//This program displays Hello World
{
static public void Main()
{
System.Console.WriteLine("Hello World");
}
}
4.java
class myfirstjavaprog
{
public static void main(String args[])
{
System.out.println("Hello World!");
}
}
5.c++
include
using namespace std;
void main()
{
cout << "Hello World!" << endl; cout << "Welcome to C++ Programming" << endl; }
6.android app
package com.android.helloandroid;
import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;
public class HelloAndroid extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
TextView tv = new TextView(this);
tv.setText("Hello, Android");
setContentView(tv);
}
}
7.Objective-C
#import
int main( int argc, const char *argv[] ) {
printf( "hello world\n" );
return 0;
}
8.Python
$ vim helloworld.py
#!/usr/bin/python
# Hello world python program
print "Hello World!";
9.perl
#!/usr/bin/perl
print "Hello World.\n";
10.Actionscript
package ca.flashdev.hello {
public class HelloWorld {
public function sayHello():String {
var greeting:String = "Hello World!";
return greeting;
}
}
}
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