$round

Returns the floating number you specify rounded to the specified number of decimals.

$round(N,D)

• N is the number you want to round.
• D is the number of decimals you want.

Examples

The following will echo pi with 3 decimals:

 $round($pi,3) - will return 3.142
 $round(1.5001,0) - will return 2

See also

$int, $floor and $ceil.