Php_ keep two decimal places and round _ Keep two decimal places and do not round
php reserved Two decimal places and rounded
$num = 123213.666666;echo sprintf ("%.2f", $num);
PHP retains two decimal places and does not round
$num = 123213.666
The number of decimal places in a repeating prime number must be smaller than that in the prime number itself.
Generally, decimal places with the reciprocal of prime numbers are complex. Because the reciprocal of prime numbers is also a
Comment: Rounding the number to retain two decimal places Aket 6799 0:46:18It is not necessary to rounding the number into and keep two decimal places. Use the following code.To directly use the roundto function, you must add math to uses.Roundto (1.
This article mainly introduces multiple methods to retain two decimal places in javascript. If the original decimal places of a number are less than two decimal places, the missing digits are automatically set to zero. If you are interested, please
Flash does not have a built-in method for saving decimal places, but when you want to save data such as 3. 14159265354
The following function can solve this problem when two digits are retained.
/*** The data calculation method retains decimal
About several Oracle functions that handle the number of decimal places ()1. Rounding of several decimalsSelect Round (1.2345, 3) from dual;Results: 1.2352. Reserved two decimal places, onlySelect Trunc (1.2345, 2) from dual;Results: 1.23Select
The integer function is often used. let's make a summary today! Actually, it's quite simple, just a few functions ~~ Major methods: ceil, floor, round, intval integer methods such as rounding, rounding, and ignoring decimals
There are four common
public static double round(double value, int scale,int roundingmode) { BigDecimal bd = new BigDecimal(value); bd = bd.setScale(scale,roundingmode); double d = bd.doubleValue(); bd = null; return d; }
Scale indicates the number of decimal places, and
JS retains two decimal places
JS retains two decimal places
For floating point numbers with multiple digits after decimal points, we may only need to retain two digits, but JS does not provide such a direct function. Therefore, we have to write
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