Php Code Exponential Moving Average - Php
How to calculate exponential moving average using php code?
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This php code can be used to calculate the exponential moving average.
<?php
function esma($in) {
$out[0] = $in[0];
for($i=1; $i<sizeof($in); $i++) {
$out[$i] = $out[$i-1] + 0.1 * ($in[$i] - $out[$i-1]);
}
return $out;
}
$in=array(2,3,4,20.45,22,56);
$arr=esma($in);
print_r($arr);
?>
