php 2 decimal with 00 code example

Example 1: php 3 digit decimal

return number_format((float)$number, 2, '.', '');

Example 2: two digits after decimal point in php

echo round(520.34345, 2);   // 520.34
echo round(520.3, 2);       // 520.3
echo round(520, 2);         // 520