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floor
(PHP 3, PHP 4 , PHP 5) floor -- Round fractions down Descriptionfloat 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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