The meaning of ROUND is having every part of the surface or circumference equidistant from the center. How to use round in a sentence. having every part of the surface or circumference equidistant from the center; cylindrical; approximately round…
The round() function returns a floating point number that is a rounded version of the specified number, with the specified number of decimals. The default number of decimals is 0, meaning that the function will return the nearest integer.
To round any number to a given number of significant digits, use log10 to find out its magnitude: <?php round ($n, ceil (0 - log10 ($n)) + $sigdigits); ?> Or when you have to display a per-unit price which may work out to be less than a few cents/pence/yen you can use: <?php // $exp = currency decimal places - 0 for Yen/Won, 2 for most others
Round to nearest. Returns the integral value that is nearest to x, with halfway cases rounded away from zero. C99. C++11. Header <tgmath.h> provides a type-generic macro version of this function.
round (int | float $num, int $precision = 0, int $mode = PHP_ROUND_HALF_UP): float Returns the rounded value of num to specified precision (number of digits after the decimal point). precision can also be negative or zero (default).
29 de dic. de 2022 · B. Using ROUND and rounding approximations. The following example shows rounding and approximations. SELECT ROUND(123.4545, 2), ROUND(123.45, -2); Here is the result set.----- ----- 123.4500 100.00 C. Using ROUND to truncate. The following example uses two SELECT statements to demonstrate the difference between rounding and truncation.
15 de dic. de 2022 · The Round, RoundDown, and RoundUp functions round a number to the specified number of decimal places: Round rounds up if the next digit is 5 or higher. Otherwise, this function rounds down. RoundDown always rounds down to the previous lower number, towards zero. RoundUp always rounds up to the next higher number, away from zero.