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Java Tutorial: Variables and Data Types in Java Programming
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Chapters
00:00- Introduction of Variables & Data Type
01:59 - Change IntelliJ IDEA Theme
02:37 - Different Primitive Data Type
05:08 - Byte Data type
07:37 - Short Data Type
08:55 - Variable Naming Convention
10:17 - Int Data Type
10:57: - Long Data Type
12:05 - Float Data Type
13:02 - Double Data Type
13:51 - Char Data Type (Character)
14:51 - Boolean Data Type
15:48 - Interview Questions
16:09 - Assignment
16:22 - Recap
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Introduction of Java | Pre-requisites Installation | Java Tutorials
Variable & Data Type | Java Tutorials
Two Types of Data Types are there.
Primitive
Non-Primitive
// Variable and Data Types
// byte - 1 byte (-128 to 127)
// short - 2 bytes (-32768 to 32767)
// int - 4 bytes
// long - 8 bytes
// float - 4 bytes
// double - 8 bytes
// char - 2 bytes
// boolean - 1 byte
byte age = 35;
short salaryInHand = -30000;
int employeeCount = 250000;
long mobileNumber = 9999999999L;
float pi = 3.14F;
double billAmount = 234.543567346353;
char var = '@';
boolean isValid = true;
System.out.println(isValid);
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