Online PHP editor | output for cINuR

@ 2017-02-13T20:16:39Z

<?php

function calculateRoutes($points){
	//our output array
	$out = array();

	//reset the index of our points to ensure they are 0 to N-1
	$points = array_values($points);

	//loop over the points once
	for($i=0; $i<count($points) - 1; $i++){
		//loop over the points again, offset by 1
		for($j=$i+1; $j<count($points); $j++){
			//add to our output array the two points
			$out[] = array($points[$i], $points[$j]);
		}
	}

	//return the final result
	return $out;
}

$points = array('A', 'B', 'C', 'D');

$routes = calculateRoutes($points);

print_r($routes);

Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 ( [0] => Array ( [0] => A [1] => B ) [1] => Array ( [0] => A [1] => C ) [2] => Array ( [0] => A [1] => D ) [3] => Array ( [0] => B [1] => C ) [4] => Array ( [0] => B [1] => D ) [5] => Array ( [0] => C [1] => D ) )
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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