PHP Loops

Loop Over New Lines

foreach(preg_split("/((\r?\n)|(\r\n?))/", $subject) as $line){
    // do stuff with $line
} 

For Loops

for ($x = 0; $x <= 100; $x+=10) {
    echo "loop: $x <br>";
}

While Loops

$x = 1;

while ($x <= 5) {
    echo "loop: $x <br>";
    $x++;
}