Printf strings

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Printf strings

by RS admin@ycp.powersoftwo.org

1. Printf strings

2. Printf

The formatted print command printf, as found in many languages, is a mini-DSL that helps in creating formatted output. Below are some examples. Note that JavaScript has no built-in formatted print so normal output is used.

3. C code

Here is the C code.

#include <stdio.h>

int main() {
	int x1 = 2;
	int y1 = 3;
	int z1 = x1+y1;
	printf("The sum of %d and %d is %d.\n",x1,y1,z1);
	return 0;
	}

4. C output

Here is the output of the C code.

The sum of 2 and 3 is 5.

5. Go code

Here is the Go code.

package main
import "fmt"
func main() {
	var x1 int = 2
	var y1 int = 3
	var z1 int = x1+y1
	fmt.Printf("The sum of %d and %d is %d.\n",x1,y1,z1)
	}

6. Go output

Here is the output of the Go code.

The sum of 2 and 3 is 5.

7. Java code

Here is the Java code.

import java.util.ArrayList;
import java.util.List;

public class printf1_01 {

	public printf1_01() {
		int x1 = 2;
		int y1 = 3;
		int z1 = x1+y1;
		System.out.print(String.format("The sum of %d and %d is %d.\n",x1,y1,z1));
		}

	public static void main(String [] args) {
		new printf1_01();
		}
	}

8. Java output

Here is the output of the Java code.

The sum of 2 and 3 is 5.

9. JavaScript code

Here is the JavaScript code.

var x1 = 2;
var y1 = 3;
var z1 = x1+y1;
console.log("The sum of "+x1+" and "+y1+" is "+z1+".\n");

10. JavaScript output

Here is the output of the JavaScript code.

The sum of 2 and 3 is 5.

11. Lua code

Here is the Lua code.

x1 = 2
y1 = 3
z1 = x1+y1
print(string.format("The sum of %d and %d is %d.\n",x1,y1,z1))

12. Lua output

Here is the output of the Lua code.

The sum of 2 and 3 is 5.

13. PHP code

Here is the PHP code.

<?php
$x1 = 2;
$y1 = 3;
$z1 = $x1+$y1;
printf("The sum of %d and %d is %d.\n",$x1,$y1,$z1);
?>

14. PHP output

Here is the output of the PHP code.

The sum of 2 and 3 is 5.

15. Python code

Here is the Python code.

x1 = 2
y1 = 3
z1 = x1+y1
print("The sum of {0:d} and {1:d} is {2:d}.".format(x1,y1,z1))

16. Python output

Here is the output of the Python code.

The sum of 2 and 3 is 5.

17. End of page

by RS admin@ycp.powersoftwo.org