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floor
(PHP 3, PHP 4 , PHP 5)
floor -- Round fractions down
Description
float
floor ( float value)
Returns the next lowest integer value by rounding down
value if necessary.
The return value of floor() is still of type
float because the value range of
float is
usually bigger than that of
integer.
Example 1. floor() example
<?php
echo floor(4.3); // 4
echo floor(9.999); // 9
?>
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See also
ceil() and
round().
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