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# ceil

(PHP 3, PHP 4 , PHP 5)

ceil -- Round fractions up

## Description

float ceil ( float value )

Returns the next highest integer value by rounding up value if necessary. The return value of ceil() is still of type float as the value range of float is usually bigger than that of integer.

範例 1. ceil() example

`<?php echo ceil(4.3); // 5 echo ceil(9.999); // 10 ?>`

See also floor() and round().

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