php zaokrouhlit nahoru
//round up to nearest integer
echo(ceil(0.60) . "<br>");
//result 1
php zaokrouhluje dolů
// round down
echo floor(1.5); // prints 1
// round up
echo ceil(1.5); // prints 2
zaokrouhlit vestavěný funkce php
echo ceil(0.5); //Prints 1
php zaokrouhlit nahoru
<?php
echo 'Rounding modes with 9.5' . PHP_EOL;
var_dump(round(9.5, 0, PHP_ROUND_HALF_UP));
var_dump(round(9.5, 0, PHP_ROUND_HALF_DOWN));
var_dump(round(9.5, 0, PHP_ROUND_HALF_EVEN));
var_dump(round(9.5, 0, PHP_ROUND_HALF_ODD));
echo 'Rounding modes with 8.5' . PHP_EOL;
var_dump(round(8.5, 0, PHP_ROUND_HALF_UP));
var_dump(round(8.5, 0, PHP_ROUND_HALF_DOWN));
var_dump(round(8.5, 0, PHP_ROUND_HALF_EVEN));
var_dump(round(8.5, 0, PHP_ROUND_HALF_ODD));
?>
php kolo na celé číslo
$int = 8.998988776636;
round($int) //Will always be 9
$int = 8.344473773737377474;
round($int) //will always be 8
2 desetinné kolo pomocí php
// using round() function we can roundoff float values in php
$value = 58.24365;
round($value, 2);
//result 58.24