<?php
//O valor impresso seria $i antes do incremento(pós-incremento)

$x = 1;
while($x <= 5){
    echo"The number is: $x<br/>";
    $x++;
}
/*Exibirá
The number is: 1
The number is: 2
The number is: 3
The number is: 4
The number is: 5*/ 
?>