PHP funkce round()
Returns the rounded value of val to specified precision (number of digits after the decimal point). precision can also be negative or zero (default). Note: PHP doesn't handle strings like "12,300.2" correctly by default. See converting from strings.
Dostupnost ve verzích: PHP 4.0
Returns the rounded value of val to specified precision (number of digits after the decimal point). precision can also be negative or zero (default). Note: PHP doesn't handle strings like "12,300.2" correctly by default. See converting from strings.
Parametry
| Parametr | Datový typ | Výchozí hodnota | Poznámka |
|---|---|---|---|
$val |
float |
není | The value to round |
$precision |
int |
0, | The optional number of decimal digits to round to. |
$mode |
int |
PHP_ROUND_HALF_UP | One of PHP_ROUND_HALF_UP, PHP_ROUND_HALF_DOWN, PHP_ROUND_HALF_EVEN, or PHP_ROUND_HALF_ODD. |
Návratové hodnoty
float
The rounded value
Další zdroje
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