<?php

class loop
{
    public function handle($arr)
    {
        foreach ($arr as $int) {
            if ($int === 1000) {
                continue;
            }
            if ($int > 4890) {
                continue;
            }
            if ($int < 50) {
                continue;
            }
            if ($int % 200) {
                continue;
            }

            echo $int;
        }
    }
}

<?php

function Gene () {
   foreach ([1, 2, 3] as $int) {
       echo $int.PHP_EOL;
       yield $int;
   }
}


Gene(); // 1
Gene(); // 2
Gene(); // 3

<?php

function Gene () {
  yield 1;
  yield 2;
}

$obj = Gene();

foreach ($obj as $val) {
    echo $val * 3;
}

foreach ($obj as $val) {
    echo $val * 2;
}

<?php

function Gene () {
  yield 1;
}

$Generator = Gene();

foreach ($Generator as $val) {
    echo $val * 3;
    break;
}

foreach ($obj as $val) {
    echo $val * 2;
}