While loops in PHP

Loops are used to execute the specified block of codes for a number of times, or while the specified condition is true. 

In PHP we have the following looping statements. They are

1. While loop
2. Do-While loop
3. For loop
4. foreach loop

WHILE loop:

The while loop is used to execute the block of code while the specified condition is true. While loop is a entry controlled loop;

Syntax:

While (condition)

{

  ---//block of codes to be executed if the condition is true.

  ---

}

Example:

$i=1;

while($i<=5)

  {

  echo "The number is " . $i . "
";

  $i++;

  }

Output:

The number is 1

The number is 2

The number is 3

The number is 4

The number is 5