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<?php $x = new simplexmlelement('<xml><el>1.5</el></xml>'); $myl = 1.5; echo "Point spread: " . ($x->el * -1.0) . " and " . (float)$x->el . "\n";
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Point spread: -1.5 and 1.5
Output for 7.1.25 - 7.1.28, 7.2.0 - 7.2.33
Point spread: -1 and 1.5

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90.03 ms | 1404 KiB | 4 Q