Online PHP editor | output for YrPR7

@ 2018-10-11T19:27:17Z

<?php
$dataArray = array(
    array( 20800, 21679, 0 ),
    array( 15254, 0, 3726 ),
    array( 17426, 2973, 0 ),
    array( 4391, 37, 0 ),
    array( 39194, 435, 0 )
);

$position = array();
$binary = array();

foreach ($dataArray as $row => $data) {

    // if you want to have the positions start at 1 instead of 0
    // add a dummy value to the final array
    $binary[$row][] = 0;

    foreach ($data as $key => $value) {
        if($value > 1999) {
            $binary[$row][] = 1;
        } else {
            $binary[$row][] = 0;
        }
    }
    $positions[] = array_keys($binary[$row], 1);
}

var_dump($positions);

Output for 5.6.38, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: array(5) { [0]=> array(2) { [0]=> int(1) [1]=> int(2) } [1]=> array(2) { [0]=> int(1) [1]=> int(3) } [2]=> array(2) { [0]=> int(1) [1]=> int(2) } [3]=> array(1) { [0]=> int(1) } [4]=> array(1) { [0]=> int(1) } }
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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