<?
//print 14
print(ceil(13.2));
?>
double cos(double angle)
The cos function returns the cosine of an angle expressed in radians.
<?
//prints 1
print(cos(2 * pi()));
?>
string decbin(integer value)
The decbin function returns a binary representation of an integer as a string.
<?
//prints 11111111
print(decbin(255));
?>
string dechex(integer value)
The dechex function returns the hexadecimal representation of the value argument as a
string.
<?
//prints ff
print(dechex(255));
?>
string decoct(integer value)
The decoct function returns the octal representation of the value argument as a string.
<?
//prints 377