Time to take a dip in the Pool. Where’s my PHP Float? Floats and doubles are the same thing in PHP. The following numbers are considered floating point numbers.   <?php $a = 1.234; $b = 1.2e3; $c = 7E-10; ?>   PHP Floats have precision for up to 14 digits. That includes the cumulative digits, before and after the period. We’ll create two variables with 14 total digits and one with 15 digits. We’ll add them and see the results that we get.   <?php // 14 digits $a = 1.0000000000001; $b = 0.0000000000001; // 15 digits $c =