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What is the difference between while and do-while loop in PHP?
The PHP do-while loop is used to execute a set of code of the program several times….Difference between while and do-while loop.
| while Loop | do-while loop |
|---|---|
| The body of the loop does not execute if the condition is false. | The body of the loop executes at least once, even if the condition is false. |
What is difference between for loop and while loop in C?
The difference between for loop and while loop is that in for loop the number of iterations to be done is already known and is used to obtain a certain result whereas in while loop the command runs until a certain condition is reached and the statement is proved to be false.
Do-while and while loop are same Brainly?
do-while loop is similar to while loop, however there is a difference between them: In while loop, condition is evaluated first and then the statements inside loop body gets executed, on the other hand in do-while loop, statements inside do-while gets executed first and then thecondition is evaluated.
Do WHILE loop vs while?
The while loop is used to repeat a statement or a group of statements while a given condition is true. It checks the condition before executing the statements inside the loop. The do while loop is similar to the while loop. But the condition is checked at the end of the execution of the statements inside the loop.
When to use while loop?
Loop is used to repeat a specific block of code a known number of times. For example, if we want to check the grade of every student in the class, we loop from 1 to that number. When the number of times is not known before hand, we use a “While” loop.
Do WHILE LOOP examples?
The various parts of the do-while loop are: Test Expression: In this expression we have to test the condition. If the condition evaluates to true then we will execute the body of the loop and go to update expression. Otherwise, we will exit from the while loop. Example: i <= 10
What is the syntax of DO WHILE LOOP?
As per the while loop syntax, the while loop includes a boolean expression as a condition which will return true or false. It executes the code block, as long as the specified conditional expression returns true.