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ceil

(PHP 4, PHP 5, PHP 7)

ceil — Round fractions up

Description

代码语言:javascript
复制
float ceil ( float $value )

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

Parameters

value

The value to round

Return Values

value 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 integer.

Examples

Example #1 ceil() example

代码语言:javascript
复制
<?php
echo?ceil(4.3);????//?5
echo?ceil(9.999);??//?10
echo?ceil(-3.14);??//?-3
?>

See Also

  • floor() - Round fractions down
  • round() - Rounds a float

← bindec

cos →

代码语言:txt
复制
 ? 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

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