xxxxxxxxxx
$input = "6.45";
// UP:
ceil($input); //7
// DOWN:
floor($input); //6
// NEAREST:
round($input); //6
xxxxxxxxxx
// round down
echo floor(1.5); // prints 1
// round up
echo ceil(1.5); // prints 2
xxxxxxxxxx
$input = "6.45";
// DOWN:
floor($input);
// NEAREST:
round($input);
// UP:
ceil($input);
xxxxxxxxxx
$input = "6";
// DOWN:
floor($input / 10) * 10; //0
// NEAREST:
round($input / 10) * 10; //10
// UP:
ceil($input / 10) * 10; //10
xxxxxxxxxx
$int = 8.998988776636;
round($int) //Will always be 9
$int = 8.344473773737377474;
round($int) //will always be 8
xxxxxxxxxx
$input = "6";
// NEAREST:
round($input / 10) * 10; //10
// DOWN:
floor($input / 10) * 10; //0
// UP:
ceil($input / 10) * 10; //10
xxxxxxxxxx
<?php
/*The round() function rounds a floating-point number to its nearest
integer:
*/
echo(round(0.72)); # Returns 1
echo(round(0.23)); # Returns 0
echo(round(-4.13)); # Returns -4
echo(round(152)); # Returns 152
xxxxxxxxxx
<?php
echo ceil(4.3); // 5
echo ceil(9.999); // 10
echo ceil(-3.14); // -3
?>