code demo

[justnum]

<?php
/* example 1 */

for ($i = 1; $i <= 10; $i++) {
    echo $i;
}

/* example 2 */

for ($i = 1; ; $i++) {
    if ($i > 10) {
        break;
    }
    echo $i;
}

/* example 3 */

$i = 1;
for (; ; ) {
    if ($i > 10) {
        break;
    }
    echo $i;
    $i++;
}

/* example 4 */

for ($i = 1, $j = 0; $i <= 10; $j += $i, print $i, $i++);
?>

 

[justnum]

[LEFT]FORMAT, LEFT for
[/LEFT]
[CENTER]CENTER while[/CENTER]

[RIGHT]Rigjt echo [/RIGHT]

 

[justnum]

[LEFT]FORMAT, LEFT for
[/LEFT]
[CENTER]CENTER while[/CENTER]

[RIGHT]Rigjt echo [/RIGHT]