(PHP 4, PHP 5)
round — Rounds a float
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.
Note: The precision parameter was introduced in PHP 4.
The value to round
The optional number of decimal digits to round to, defaults to 0
The rounded value
Example #1 round() examples
<?phpecho round(3.4); // 3echo round(3.5); // 4echo round(3.6); // 4echo round(3.6, 0); // 4echo round(1.95583, 2); // 1.96echo round(1241757, -3); // 1242000echo round(5.045, 2); // 5.05echo round(5.055, 2); // 5.06?>
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