simple question

[alirezaok]

i have a simple question!
if i want change a number to upstaris what do i do

exmpale:

echo "$num";

if i had 25.3 in $num var it should showing 26
if i had 56 in $num var it should showing 56
...

what should i do?

[BooRadLey]

echo round($num, 0);