Java lecture 6 Operators in Java
THE ROYAL GROUP OF PAK
JAVA LECTURE 6 (Operators)
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Video
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Operators are used to performing operations on variables and values.
In the example below, we use the +
operator to add together two values:
1. Arithmetic Operators
Arithmetic operators are used to performing common mathematical operations.
2. Assignment Operators
Assignment operators are used to assigning values to variables.
In the example below, we use the assignment operator (=
) to assign the value 10 to a variable called B:
3. Comparison Operators
Comparison operators are used to comparing two values. This is important in programming because it helps us to find answers and make decisions.
The return value of a comparison is either true
or false
. These values are known as Boolean values.
In the following example, we use the greater than operator (>
) to find out if 5 is greater than 3:
4. Logical Operators
You can also test for
true
or false
values with logical operators.Logical operators are used to determining the logic between variables or values:
5. Bitwise Operators
More detail and explanation are in the video go and watch 👈
Here is the code for test purposes you can copy and paste it for practice
public class RGP_06_Operators {
public static void main(String[] args) {
// Arithmetic Operator
int a = 20 + 5;
System.out.println(a);
// Assignment Operator
int b = 30;
b -= 5;
System.out.println(b);
// Comparison Operators
int x = 5;
int y = 5;
System.out.println(x != y);
// Logical Operators
int c = 5;
System.out.println(!(c < 7));
//Qiuz
// Multiply 10 with 5, print the result.
}
}
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