# how to round to decimal places

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### Php_ save two decimalplaces and round _ Keep two decimalplaces and do not round

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

### Number Theory proof (the number of decimalplaces in the cycle of the reciprocal of any prime number must be smaller than the prime number itself)

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

### Round the number to two decimalplaces

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.

### Javascript: multiple methods to retain two decimalplaces _ javascript skills

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

### How to retain decimalplaces in Flash

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

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### Java rounded to reserved decimalplaces, java rounded todecimalplaces

Java rounded to reserved decimal places, java rounded to decimal places // Method 1: Double f = 3.1516; BigDecimal B = new BigDecimal (f ); Double f1 = B. setScale (2, BigDecimal. ROUND_HALF_UP). doubleValue ();   // Method 2: New java. text.

### Several functions in Oracle dealing with the number of decimalplaces, taking decimalplaces, Oracle query functions

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

### PHP rounding to exact decimalplaces and rounding

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

### The number of decimalplaces can be set.

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

### Php uses the number_format function to extract decimalplaces for analysis. number_format decimalplaces

Php uses the number_format function to extract decimal places for analysis. number_format decimal places This example describes how php uses the number_format function to intercept decimals. We will share this with you for your reference. The

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