Sum values in foreach loop php -

foreach($group $key=>$value) {     echo $key. " = " .$value. "<br>"; } 

for example:

doc1 = 8

doc2 = 7

doc3 = 1

i want count $value, result 8+7+1 = 16. should do?

thanks.

$sum = 0; foreach($group $key=>$value) {    $sum+= $value; } echo $sum;