Use EXPLODE inside foreach
<?php
$yourArr = array('2,3','2,3');
$a = 0;
$b =0;
foreach ($yourArr as $temp)
{
$tempnew = explode(",",$temp);
$a += $tempnew[0];
$b += $tempnew[1];
}
echo "a = ".$a."<br>";
echo "b = ".$b;
?>
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solved How to Adding values of two dimnetional array in php [closed]