Math Functions
PHP Manual

ceil

Round fractions up

Description

float ceil(intfloat $num)

Returns the next highest integer value by rounding up num if necessary.

Parameters

num

The value to round

Return Values

num rounded up to the next highest integer. The return value of ceil is still of type float as the value range of float is usually bigger than that of int.

Changelog

Version Description
8.0.0 num no longer accepts internal objects which support numeric conversion.

Examples

Example #1 ceil example

<?php
echo ceil(4.3);    // 5
echo ceil(9.999);  // 10
echo ceil(-3.14);  // -3
?>

See Also

  • floor
  • round