floor
(PHP 4, PHP 5)
floor — Round fractions down
Popis
float floor
( float $value
)
Returns the next lowest integer value by rounding down value if necessary.
Parametre
- number
-
The numeric value to round
Vrátené hodnoty
arg rounded to the next lowest integer. The return value of floor() is still of type float because the value range of float is usually bigger than that of integer.
PrÃklady
Example#1 floor() example
<?php
echo floor(4.3); // 4
echo floor(9.999); // 9
echo floor(-3.14); // -4
?>