- var_dump: documentation ( source)
- rand: documentation ( source)
<?php
$moves = 10;
$startAngle = rand(0, 90);
$angles = array($startAngle);
for ( $i=1; $i<$moves; $i++ ) {
$angles[$i] = $angles[$i-1] + (90 - 2*$startAngle)/($moves-1);
}
var_dump($angles);