ceil

Definition and usage

ceil() function is rounded up to the closest integer.

Example

In this example, we will apply the ceil() function to different values:

 <?php
echo ( ceil ( 0.60 ) ;
echo ( ceil ( 0.40 ) ;
echo ( ceil ( 5 ) ;
echo ( ceil ( 5.1 ) ;
echo ( ceil ( - 5.1 ) ;
echo ( ceil ( - 5.9 ) ) ;
?>

Try it yourself

grammar

 ceil ( x )

illustrate

Returns the next integer not less than x , and if x has a decimal part, it will be added to one. The type returned by ceil() is still float, because the range of float values ​​is usually larger than integer.