The round() function is used to round a floating-point number.Version:(PHP 4 and above) Syntax:round (num1, num2, mode)Parameters:NameDescriptionRequired / Optional Type num1 The numeric expression whose value is to be rounded. Required Float num2 The number of decimal digits to round ...
cat sendmsg_2.php <?php function generate_timestamp_milliseconds() { $timestamp = microtime(true); // 获取当前Unix时间戳,包括微秒 echo $timestamp."\n"; $milliseconds = round($timestamp * 1000); // 转换为毫秒 return $milliseconds; } echo generate_timestamp_milliseconds(); php sendmsg_2...
Pythonround()Function ❮ Built-in Functions ExampleGet your own Python Server Round a number to only two decimals: x =round(5.76543,2) print(x) Try it Yourself » Definition and Usage Theround()function returns a floating point number that is a rounded version of the specified number, ...
- PHP_ROUND_UP - Always round up.- PHP_ROUND_DOWN - Always round down.In accounting, it's often necessary to always round up, or down to a precision of thousandths.<?phpfunction round_up($number, $precision = 2){ $fig = (int) str_pad('1', $precision, '0'); return (ceil($...
CREATE OR REPLACE FUNCTION round(timestamp, text) RETURNS timestamp AS $m$ DECLARE r timestamp; BEGIN IF $2 = 'minute' THEN SELECT date_trunc($2, $1 + interval '30 second') INTO r; ELSIF $2 = 'hour' THEN SELECT date_trunc($2, $1 + interval '30 minute') INTO r; ELSIF $2...
The round() function returns a floating-point number rounded to the specified number of decimals. In this tutorial, we will learn about Python round() in detail with the help of examples.
The ROUND() function rounds a number to a specified number of decimal places.Tip: Also look at the FLOOR() and CEILING() functions.SyntaxROUND(number, decimals, operation)Parameter ValuesParameterDescription number Required. The number to be rounded decimals Required. The number of decimal ...
This function is used to get n rounded to integer places to the right of the decimal point. If no integer is defined, then n is rounded to zero places. If the integer specified is negative, then n is rounded off to the left of the decimal point.
This function throws a ValueError in the following cases: num is not a well-formed BCMath numeric string. An invalid mode is specified.Examples ¶ Example #1 bcround() examples <?phpvar_dump(bcround('3.4'));var_dump(bcround('3.5'));var_dump(bcround('3.6'));var_dump(bcround('3.6...
<?php $someval = 4.9; $ceiled = ceil($someval); $floored = floor($someval); ?> After executing that code, $ceiled will be 5 and $floored will be 4. Author's Note: The floor() function converts a floating-point number to an integer in roughly the same way as typecasting, ...