_23/10/24_Looping Control Statements in Java: A Comprehensive Guide
Learn about the different types of looping control statements in Java and how to use them to control the flow of your programs. This video tutorial will cover:
For Loops:
Structure and syntax
Initialization, condition, and update statements
Examples and best practices
While Loops:
Structure and syntax
Condition-based execution
Examples and best practices
Do-While Loops:
Structure and syntax
Guaranteed execution at least once
Examples and best practices
Through clear explanations, code examples, and practical demonstrations, this video will help you master the use of looping control statements in your Java programs.
Types of Looping Control Statements
1. For loop
2. While loop
3. Do while loop
1. For loop
Syntax:
for (initialization; condition;updation) {
statement;
}
Initialization: When control moves inside the for-loop then first the initialization codes get executed.
Condition: here we check specified condition or conditions, if the specified condition returns as true then only the control moves inside the loop.
Updation: After processing the statements finally, the control moves to the updation section and thereafter the control moves to the condition section to re- check . In this manner the control moves between the condition section, statement and updation section until a false result from the condition section is obtained.
2. While loop
In while loop, condition is evaluated first and if it returns true then only the statements are processed inside the while loop.
When condition returns false, then the control comes out of the loop and jumps to the next statement after the while loop.
Syntax:
while (condition) {
statement.
}
3. Do-while loop
Java do-while loop is used to execute a block of statements continuously until the given condition is true.
The do-while loop in Java is similar to while loop except that the condition is checked after the statements are executed, so do-while loop guarantees the loop execution at least once.
Syntax:
do {
statement(s)
} while (condition);
The statement(s) inside the block are executed, and the condition is evaluated. As long as the condition is true, the statement(s) inside the block are executed in a loop, or else if the condition is false, the execution of do-while is completed.
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