Operators

☰ MENU
- Subject
Operators

Logical operators in programming are like a set of tools that help us decide what to do depending on how things look. Logical operators tell the computer to do something based on how two different things compare.
- - Increment ^Operators
  - The increment operator increments the value of a single variable.
  - Javascript
    Example of increment operator in javascript.
```
var age = 20;

// Increment After
console.log(age++); // 20
console.log(age); // 21

// Increment Before
console.log(++age); // 22
console.log(age); // 22
```
  - Dart
    Example of increment operator in dart.
```
void main() {
  var age = 20;

  // Increment After
  print(age++); // 20
  print(age); // 21

  // Increment Before
  print(++age); // 22
  print(age); // 22
}
```
  - D
    Example of increment operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	// Increment After
	write(age++); // 20
	write(age); // 21

	// Increment Before
	write(++age); // 22
	write(age); // 22
}
```
  - Php
    Example of increment operator in php.
```
<?php
$age = 20;

// Increment After
print($age++); // 20
print($age); // 21

// Increment Before
print(++$age); // 22
print($age); // 22
```
  - Python
    Example of increment operator in python.
```
# NA
```
  - Go
    Example of increment operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	// Increment
	age++
	fmt.Println(age) // 21

	// Increment After
	// NA

	// Increment Before
	// NA
}
```
- - Decrement ^Operators
  - The decrement operator decrements the value of a single variable.
  - Javascript
    Example of decrement operator in javascript.
```
var age = 20;

// Decrement After
console.log(age--); // 20
console.log(age); // 19

// Decrement Before
console.log(--age); // 18
console.log(age); // 18
```
  - Dart
    Example of decrement operator in dart.
```
void main() {
  var age = 20;

  // Decrement After
  print(age--); // 20
  print(age); // 19

  // Decrement Before
  print(--age); // 18
  print(age); // 18
}
```
  - D
    Example of decrement operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	// Decrement After
	write(age--); // 20
	write(age); // 19

	// Decrement Before
	write(--age); // 18
	write(age); // 18
}
```
  - Php
    Example of decrement operator in php.
```
<?php
$age = 20;

// Decrement After
print($age--); // 20
print($age); // 19

// Decrement Before
print(--$age); // 18
print($age); // 18
```
  - Python
    Example of decrement operator in python.
```
# NA
```
  - Go
    Example of decrement operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	// Decrement
	age--
	fmt.Println(age) // 19

	// Decrement After
	// NA

	// Decrement Before
	// NA
}
```
- - Addition ^{Arithmetic Operators}
  - The addition operator returns the sum of two variables.
  - Javascript
    Example of addition operator in javascript.
```
var age = 20;

console.log(age + 1); // 21
```
  - Dart
    Example of addition operator in dart.
```
void main() {
  var age = 20;

  print(age + 1); // 21
}
```
  - D
    Example of addition operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age + 1); // 21
}
```
  - Php
    Example of addition operator in php.
```
<?php
$age = 20;

print($age + 1); // 21
```
  - Python
    Example of addition operator in python.
```
age = 20

print(age + 1) # 21
```
  - Go
    Example of addition operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age + 1) // 21
}
```
- - Subtraction ^{Arithmetic Operators}
  - The subtraction operator returns the difference of two variables.
  - Javascript
    Example of subtraction operator in javascript.
```
var age = 20;

console.log(age - 2); // 18
```
  - Dart
    Example of subtraction operator in dart.
```
void main() {
  var age = 20;

  print(age - 2); // 18
}
```
  - D
    Example of subtraction operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age - 2); // 18
}
```
  - Php
    Example of subtraction operator in php.
```
<?php
$age = 20;

print($age - 2); // 18
```
  - Python
    Example of subtraction operator in python.
```
age = 20

print(age - 2) # 18
```
  - Go
    Example of subtraction operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age - 2) // 18
}
```
- - Multiplication ^{Arithmetic Operators}
  - The multiplication operator returns the product of two variables.
  - Javascript
    Example of multiplication operator in javascript.
```
var age = 20;

console.log(age * 3); // 60
```
  - Dart
    Example of multiplication operator in dart.
```
void main() {
  var age = 20;

  print(age * 3); // 60
}
```
  - D
    Example of multiplication operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age * 3); // 60
}
```
  - Php
    Example of multiplication operator in php.
```
<?php
$age = 20;

print($age * 3); // 60
```
  - Python
    Example of multiplication operator in python.
```
age = 20

print(age * 3) # 60
```
  - Go
    Example of multiplication operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age * 3) // 60
}
```
- - Division ^{Arithmetic Operators}
  - The division operator returns the quotient of two variables.
  - Javascript
    Example of division operator in javascript.
```
var age = 20;

console.log(age / 2); // 10
```
  - Dart
    Example of division operator in dart.
```
void main() {
  var age = 20;

  print(age / 2); // 10
}
```
  - D
    Example of division operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age / 2); // 10
}
```
  - Php
    Example of division operator in php.
```
<?php
$age = 20;

print($age / 2); // 10
```
  - Python
    Example of division operator in python.
```
age = 20

print(age / 2) # 10
```
  - Go
    Example of division operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age / 2) // 10
}
```
- - Modulus ^{Arithmetic Operators}
  - The modulus operator returns the remainder of two variables.
  - Javascript
    Example of modulus operator in javascript.
```
var age = 20;

console.log(age % 9); // 2
```
  - Dart
    Example of modulus operator in dart.
```
void main() {
  var age = 20;

  print(age % 9); // 2
}
```
  - D
    Example of modulus operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age % 9); // 2
}
```
  - Php
    Example of modulus operator in php.
```
<?php
$age = 20;

print($age % 9); // 2
```
  - Python
    Example of modulus operator in python.
```
age = 20

print(age % 9) # 2
```
  - Go
    Example of modulus operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age % 9) // 2
}
```
- - Exponentiation ^{Arithmetic Operators}
  - The exponentiation operator returns the power of two variables.
  - Javascript
    Example of exponentiation operator in javascript.
```
var age = 2;

console.log(age ** 3); // 8
```
  - Dart
    Example of exponentiation operator in dart.
```
import "dart:math";

void main() {
  var age = 2;

  print(pow(age, 3)); // 8
}
```
  - D
    Example of exponentiation operator in d.
```
import std.stdio : write;

void main()
{
	int age = 2;

	write(age ^^ 3); // 8
}
```
  - Php
    Example of exponentiation operator in php.
```
<?php
$age = 2;

print($age ** 3); // 8
```
  - Python
    Example of exponentiation operator in python.
```
age = 2

print(age ** 3) # 8
```
  - Go
    Example of exponentiation operator in go.
```
package main

import (
	"fmt"
	"math"
)

func main() {
	var age float64 = 2

	fmt.Println(math.Pow(age, 3)) // 8
}
```
- - Addition Assignment ^{Arithmetic Operators}
  - The addition assignment operator returns the sum of two counterparts.
  - Javascript
    Example of addition assignment operator in javascript.
```
var age = 20;

age += 1;

console.log(age); // 21
```
  - Dart
    Example of addition assignment operator in dart.
```
void main() {
  var age = 20;

  age += 1;

  print(age); // 21
}
```
  - D
    Example of addition assignment operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	age += 1;

	write(age); // 21
}
```
  - Php
    Example of addition assignment operator in php.
```
<?php
$age = 20;

$age += 1;

print($age); // 21
```
  - Python
    Example of addition assignment operator in python.
```
age = 20

age += 1

print(age) # 21
```
  - Go
    Example of addition assignment operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	age += 1

	fmt.Println(age) // 21
}
```
- - Subtraction Assignment ^{Arithmetic Operators}
  - The subtraction assignment operator returns the difference of two counterparts.
  - Javascript
    Example of subtraction assignment operator in javascript.
```
var age = 20;

age -= 2;

console.log(age); // 18
```
  - Dart
    Example of subtraction assignment operator in dart.
```
void main() {
  var age = 20;

  age -= 2;

  print(age); // 18
}
```
  - D
    Example of subtraction assignment operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	age -= 2;

	write(age); // 18
}
```
  - Php
    Example of subtraction assignment operator in php.
```
<?php
$age = 20;

$age -= 2;

print($age); // 18
```
  - Python
    Example of subtraction assignment operator in python.
```
age = 20

age -= 2

print(age) # 18
```
  - Go
    Example of subtraction assignment operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	age -= 2

	fmt.Println(age) // 18
}
```
- - Multiplication Assignment ^{Arithmetic Operators}
  - The multiplication assignment operator returns the product of two counterparts.
  - Javascript
    Example of multiplication assignment operator in javascript.
```
var age = 20;

age *= 3;

console.log(age); // 60
```
  - Dart
    Example of multiplication assignment operator in dart.
```
void main() {
  var age = 20;

  age *= 3;

  print(age); // 60
}
```
  - D
    Example of multiplication assignment operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	age *= 3;

	write(age); // 60
}
```
  - Php
    Example of multiplication assignment operator in php.
```
<?php
$age = 20;

$age *= 3;

print($age); // 60
```
  - Python
    Example of multiplication assignment operator in python.
```
age = 20

age *= 3

print(age) # 60
```
  - Go
    Example of multiplication assignment operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	age *= 3

	fmt.Println(age) // 60
}
```
- - Division Assignment ^{Arithmetic Operators}
  - The division assignment operator returns the quotient of two counterparts.
  - Javascript
    Example of division assignment operator in javascript.
```
var age = 20;

age /= 2;

console.log(age); // 10
```
  - Dart
    Example of division assignment operator in dart.
```
void main() {
  var age = 20;

  age ~/= 2;

  print(age); // 10
}
```
  - D
    Example of division assignment operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	age /= 2;

	write(age); // 10
}
```
  - Php
    Example of division assignment operator in php.
```
<?php
$age = 20;

$age /= 2;

print($age); // 10
```
  - Python
    Example of division assignment operator in python.
```
age = 20

age /= 2

print(age) # 10.0
```
  - Go
    Example of division assignment operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	age /= 2

	fmt.Println(age) // 10
}
```
- - Modulus Assignment ^{Arithmetic Operators}
  - The modulus assignment operator returns the remainder of two counterparts.
  - Javascript
    Example of modulus assignment operator in javascript.
```
var age = 20;

age %= 9;

console.log(age); // 2
```
  - Dart
    Example of modulus assignment operator in dart.
```
void main() {
  var age = 20;

  age %= 9;

  print(age); // 2
}
```
  - D
    Example of modulus assignment operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	age %= 9;

	write(age); // 2
}
```
  - Php
    Example of modulus assignment operator in php.
```
<?php
$age = 20;

$age %= 9;

print($age); // 2
```
  - Python
    Example of modulus assignment operator in python.
```
age = 20

age %= 9

print(age) # 2
```
  - Go
    Example of modulus assignment operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	age %= 9

	fmt.Println(age) // 2
}
```
- - Exponentiation Assignment ^{Arithmetic Operators}
  - The exponentiation assignment operator returns the power of two counterparts.
  - Javascript
    Example of exponentiation assignment operator in javascript.
```
var age = 2;

age **= 3;

console.log(age); // 8
```
  - Dart
    Example of exponentiation assignment operator in dart.
```
// NA
```
  - D
    Example of exponentiation assignment operator in d.
```
import std.stdio : write;

void main()
{
	int age = 2;

	age ^^= 3;

	write(age); // 8
}
```
  - Php
    Example of exponentiation assignment operator in php.
```
<?php
$age = 2;

$age **= 3;

print($age); // 8
```
  - Python
    Example of exponentiation assignment operator in python.
```
age = 2

age **= 3

print(age) # 8
```
  - Go
    Example of exponentiation assignment operator in go.
```
// NA
```
- - Equal ^{Comparison Operators}
  - The equal operator checks if two variables are equal value.
  - Javascript
    Example of equal operator in javascript.
```
var age = 20;

console.log(age == 20); // true
```
  - Dart
    Example of equal operator in dart.
```
void main() {
  var age = 20;

  print(age == 20); // true
}
```
  - D
    Example of equal operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age == 20); // true
}
```
  - Php
    Example of equal operator in php.
```
<?php
$age = 20;

print($age == 20); // true
```
  - Python
    Example of equal operator in python.
```
age = 20

print(age == 20) # True
```
  - Go
    Example of equal operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age == 20) // true
}
```
- - Equal Type ^{Comparison Operators}
  - The equal type operator checks if two variables are equal value and type.
  - Javascript
    Example of equal type operator in javascript.
```
var age = '20';

console.log(age === '20'); // true
```
  - Dart
    Example of equal type operator in dart.
```
void main() {
  var age = '20';

  print(age == '20'); // true
}
```
  - D
    Example of equal type operator in d.
```
import std.stdio : write;
import std.string;

void main()
{
	string age = "20";

	write(age == "20"); // true
}
```
  - Php
    Example of equal type operator in php.
```
<?php
$age = '20';

print($age === '20'); // true
```
  - Python
    Example of equal type operator in python.
```
age = '20'

print(age == '20') # True
```
  - Go
    Example of equal type operator in go.
```
package main

import "fmt"

func main() {
	var age string = "20"

	fmt.Println(age == "20") // true
}
```
- - Not Equal ^{Comparison Operators}
  - The not-equal operator checks if two variables are not equal value.
  - Javascript
    Example of not-equal operator in javascript.
```
var age = 20;

console.log(age != 18); // true
```
  - Dart
    Example of not-equal operator in dart.
```
void main() {
  var age = 20;

  print(age != 18); // true
}
```
  - D
    Example of not-equal operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age != 18); // true
}
```
  - Php
    Example of not-equal operator in php.
```
<?php
$age = 20;

print($age != 18); // true
```
  - Python
    Example of not-equal operator in python.
```
age = 20

print(age != 18) # True
```
  - Go
    Example of not-equal operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age != 18) // true
}
```
- - Not Equal Type ^{Comparison Operators}
  - The not-equal type operator checks if two variables are not equal value and type.
  - Javascript
    Example of not-equal type operator in javascript.
```
var age = 20;

console.log(age !== '20'); // true
```
  - Dart
    Example of not-equal type operator in dart.
```
void main() {
  var age = 20;

  print(age != '20'); // true
}
```
  - D
    Example of not-equal type operator in d.
```
// NA
```
  - Php
    Example of not-equal type operator in php.
```
<?php
$age = 20;

print($age !== '20'); // true
```
  - Python
    Example of not-equal type operator in python.
```
age = 20

print(age != '20') # True
```
  - Go
    Example of not-equal type operator in go.
```
// NA
```
- - Greater Than ^{Comparison Operators}
  - The greater-than operator checks if the value of the first variable is greater than the second.
  - Javascript
    Example of greater-than operator in javascript.
```
var age = 20;

console.log(age > 18); // true
```
  - Dart
    Example of greater-than operator in dart.
```
void main() {
  var age = 20;

  print(age > 18); // true
}
```
  - D
    Example of greater-than operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age > 18); // true
}
```
  - Php
    Example of greater-than operator in php.
```
<?php
$age = 20;

print($age > 18); // true
```
  - Python
    Example of greater-than operator in python.
```
age = 20

print(age > 18) # True
```
  - Go
    Example of greater-than operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age > 18) // true
}
```
- - Less Than ^{Comparison Operators}
  - The less-than operator checks if the value of the first variable is less than the second.
  - Javascript
    Example of less-than operator in javascript.
```
var age = 20;

console.log(age < 21); // true
```
  - Dart
    Example of less-than operator in dart.
```
void main() {
  var age = 20;

  print(age < 21); // true
}
```
  - D
    Example of less-than operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age < 21); // true
}
```
  - Php
    Example of less-than operator in php.
```
<?php
$age = 20;

print($age < 21); // true
```
  - Python
    Example of less-than operator in python.
```
age = 20

print(age < 21) # True
```
  - Go
    Example of less-than operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age < 21) // true
}
```
- - Greater Than or Equal ^{Comparison Operators}
  - The greater-than or equal-to operator checks if the value of the first variable is greater than or equal to the second.
  - Javascript
    Example of greater-than or equal-to operator in javascript.
```
var age = 20;

console.log(age >= 20); // true
```
  - Dart
    Example of greater-than or equal-to operator in dart.
```
void main() {
  var age = 20;

  print(age >= 20); // true
}
```
  - D
    Example of greater-than or equal-to operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age >= 20); // true
}
```
  - Php
    Example of greater-than or equal-to operator in php.
```
<?php
$age = 20;

print($age >= 20); // true
```
  - Python
    Example of greater-than or equal-to operator in python.
```
age = 20

print(age >= 20) # True
```
  - Go
    Example of greater-than or equal-to operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age >= 20) // true
}
```
- - Less Than or Equal ^{Comparison Operators}
  - The less-than or equal-to operator checks if the value of the first variable is less than or equal to the second.
  - Javascript
    Example of less-than or equal-to operator in javascript.
```
var age = 20;

console.log(age <= 20); // true
```
  - Dart
    Example of less-than or equal-to operator in dart.
```
void main() {
  var age = 20;

  print(age <= 20); // true
}
```
  - D
    Example of less-than or equal-to operator in d.
```
import std.stdio : write;

void main()
{
	int age = 20;

	write(age <= 20); // true
}
```
  - Php
    Example of less-than or equal-to operator in php.
```
<?php
$age = 20;

print($age <= 20); // true
```
  - Python
    Example of less-than or equal-to operator in python.
```
age = 20

print(age <= 20) # True
```
  - Go
    Example of less-than or equal-to operator in go.
```
package main

import "fmt"

func main() {
	var age int = 20

	fmt.Println(age <= 20) // true
}
```
- - And ^{Logical Operators}
  - The and operator checks if the value of the first and second variable are true.
  - Javascript
    Example of and operator in javascript.
```
Coming Soon
```
  - Dart
    Example of and operator in dart.
```
Coming Soon
```
  - D
    Example of and operator in d.
```
Coming Soon
```
  - Php
    Example of and operator in php.
```
Coming Soon
```
  - Python
    Example of and operator in python.
```
Coming Soon
```
  - Go
    Example of and operator in go.
```
Coming Soon
```
- - Or ^{Logical Operators}
  - The or operator checks if either the value of the first or second variable is true.
  - Javascript
    Example of or operator in javascript.
```
Coming Soon
```
  - Dart
    Example of or operator in dart.
```
Coming Soon
```
  - D
    Example of or operator in d.
```
Coming Soon
```
  - Php
    Example of or operator in php.
```
Coming Soon
```
  - Python
    Example of or operator in python.
```
Coming Soon
```
  - Go
    Example of or operator in go.
```
Coming Soon
```
- - Xor ^{Logical Operators}
  - The xor operator checks if either the value of the first or second variable is true, but not both.
  - Javascript
    Example of xor operator in javascript.
```
Coming Soon
```
  - Dart
    Example of xor operator in dart.
```
Coming Soon
```
  - D
    Example of xor operator in d.
```
Coming Soon
```
  - Php
    Example of xor operator in php.
```
Coming Soon
```
  - Python
    Example of xor operator in python.
```
Coming Soon
```
  - Go
    Example of xor operator in go.
```
Coming Soon
```
- © Polyglot Syntax
- Built with PHP ^IO
Javascript Dart D Php Python Go
Select Languages

Increment Operators

Javascript

Example of increment operator in javascript.

Dart

Example of increment operator in dart.

D

Example of increment operator in d.

Php

Example of increment operator in php.

Python

Example of increment operator in python.

Go

Example of increment operator in go.

Decrement Operators

Javascript

Example of decrement operator in javascript.

Dart

Example of decrement operator in dart.

D

Example of decrement operator in d.

Php

Example of decrement operator in php.

Python

Example of decrement operator in python.

Go

Example of decrement operator in go.

Addition Arithmetic Operators

Javascript

Example of addition operator in javascript.

Dart

Example of addition operator in dart.

D

Example of addition operator in d.

Php

Example of addition operator in php.

Python

Example of addition operator in python.

Go

Example of addition operator in go.

Subtraction Arithmetic Operators

Javascript

Example of subtraction operator in javascript.

Dart

Example of subtraction operator in dart.

D

Example of subtraction operator in d.

Php

Example of subtraction operator in php.

Python

Example of subtraction operator in python.

Go

Example of subtraction operator in go.

Multiplication Arithmetic Operators

Javascript

Example of multiplication operator in javascript.

Dart

Example of multiplication operator in dart.

D

Example of multiplication operator in d.

Php

Example of multiplication operator in php.

Python

Example of multiplication operator in python.

Go

Example of multiplication operator in go.

Division Arithmetic Operators

Javascript

Example of division operator in javascript.

Dart

Example of division operator in dart.

D

Example of division operator in d.

Php

Example of division operator in php.

Python

Example of division operator in python.

Go

Example of division operator in go.

Modulus Arithmetic Operators

Increment ^Operators

Decrement ^Operators

Addition ^{Arithmetic Operators}

Subtraction ^{Arithmetic Operators}

Multiplication ^{Arithmetic Operators}

Division ^{Arithmetic Operators}

Modulus ^{Arithmetic Operators}

Exponentiation ^{Arithmetic Operators}

Addition Assignment ^{Arithmetic Operators}

Subtraction Assignment ^{Arithmetic Operators}

Multiplication Assignment ^{Arithmetic Operators}

Division Assignment ^{Arithmetic Operators}