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The while Loop. With the while loop we can execute a set of statements as long as a condition is true. Example Get your own Python Server. Print i as long as i is less than 6: i = 1. while i < 6: print(i) i += 1. Try it Yourself » Note: remember to increment i, or else the loop will continue forever.
In this tutorial, you'll learn about indefinite iteration using the Python while loop. You’ll be able to construct basic and complex while loops, interrupt loop execution with break and continue, use the else clause with a while loop, and deal with infinite loops.
Dec 27, 2023 · Python While Loop is used to execute a block of statements repeatedly until a given condition is satisfied. When the condition becomes false, the line immediately after the loop in the program is executed. Syntax of while loop in Python. while expression: statement(s) Flowchart of Python While Loop.
In Python, we use the while loop to repeat a block of code until a certain condition is met. For example, number = 1 while number <= 3: print(number) number = number + 1
Aug 18, 2023 · Basic syntax of while loops in Python. Break a while loop: break. Continue to the next iteration: continue. Execute code after normal termination: else. Infinite loop with while statement: while True: Stop the infinite loop using keyboard interrupt ( ctrl + c) Forced termination. See the following article for information on a for loop.
Feb 5, 2024 · These eight Python while loop examples will show you how it works and how to use it properly. In programming, looping refers to repeating the same operation or task multiple times. In Python, there are two different loop types, the while loop and the for loop.
A while loop repeats code until the condition is met. Unlike for loops, the number of iterations in it may be unknown. A while loop always consists of a condition and a block of code. A while loop ends if and only if the condition is true, in contrast to a for loop that always has a finite countable number of steps.
Nov 13, 2020 · How to write a while loop in Python. What infinite loops are and how to interrupt them. What while True is used for and its general syntax. How to use a break statement to stop a while loop. You will learn how while loops work behind the scenes with examples, tables, and diagrams.
Jun 25, 2021 · In simple words, The while loop enables the Python program to repeat a set of operations while a particular condition is true. When the condition becomes false, execution comes out of the loop immediately, and the first statement after the while loop is executed.
Python uses the while and for keywords to constitute a conditional loop, by which repeated execution of a block of statements is done until the specified boolean expression is true. The following is the while loop syntax. Syntax: while [boolean expression]: statement1 statement2 ... statementN.
