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jasonrhodes/calcEra.php

Created October 14, 2012 18:51
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Calculate ERA
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calcEra.php
<?php
function calcERA($innings, $runs)
{
$innings = explode(".", number_format($innings, 1));
$thirds = ($innings[0] * 3) + $innings[1];
return round((9 * $runs) / ($thirds/3), 2);
}
# echo calcERA(9, 2); => 2
# echo calcERA(2.1, 6); => 23.14
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