PHP to round up to the 2nd decimal place

Question

By calculating areas I have a number which I need to display in a strange way.

Always display 2 decimal places. Always round up the 2nd decimal place if the 3rd+ de

Answer 1

To always round up you will want to use something like this:

$number = 0.8701;

echo ceil($number*100)/100;

// = 0.88