metric decimal places

For example:12345 format to 12,345.0012345.6 format to 12,345.6012345.67 format to 12,345.67Leave only two decimal places.After returning, I wrote a Formatting Function. The number of decimal places can be controlled and automatically rounded. The Code is as follows:Copy codeThe Code is as follows:Function fmoney (s, n ){N = n> 0 n S = parseFloat (s + ""). repla

EditText limits the number of digits in the input integer and decimal places. edittext integer For example, this article mainly describes how to limit the number of digits in an integer and decimal place that can be entered in EditText. Recently, because the company's business needs include the price input function, the requirement is that the number of digits

); // 10?> 2. floor-rounding DescriptionFloat floor (float value)Returns the next integer not greater than value and rounds the decimal part of value. The return type of floor () is still float, because the float value range is usually larger than that of integer.Example 1. floor () example The code is as follows: Echo floor (4.3); // 4Echo floor (9.999); // 9?> III. round-rounding floating point numbers DescriptionFloat round (float val [, int

Mode one:RoundedDouble F = 111231.5585;Rounding to keep two decimal digits, you can use the Format function of string,The method is as follows: Copy Code code as follows: System.out.println (String.Format ("%.2f", X1)); System.out.println (String.Format ("%.2f", x2)); DecimalFormat conversion is the easiest Copy Code code as follows: public void m2 () { DecimalFormat df = new DecimalFormat ("#.00"); System.o

This article mainly introduces the two udfs that retain two decimal places in JavaScript. For more information, see some floating point numbers with multiple decimal places. We may only need to keep two digits, but js does not provide such a direct function, so we have to write our own function to implement this functi

How do I query a field for a few small numbers?MySQL database:Through the following SQL can be found out, there are 2 col*100, there are 3 col*1000, one analogy;Select * from where real_quantity*-Floor (real_quantity*1000 >0Note: Floor: The function returns only the integer part, and the fractional part is discarded.Oracle Database:Select LTrim ('124532.62879'-Floor ('124532.62879'), ' 0.' from dual; Select Length (66695 from dual;With these two SQL combinations, you can find out the number of

Original address: Php_ keep two decimal places and round _ Keep two decimal places and do not roundPHP reserved two decimal places and roundedPHP Code One$num = 123213.666666; PHP code Two$num = 123213.666666;echo Number_format (

Oracle functions can implement many functions. The Oracle functions described below are used to process decimal places. If you are interested in Oracle function databases, take a look. Oracle functions for processing decimal digits (): 1. Take the rounded decimal placesSelect round (1.2345, 3) from dual;Result: 1.235 2

Android EditText listening allows users to enter only two decimal places, androidedittext Recently, you need to enter the price, but you do not want to input too many values after the decimal point, so I encapsulated one. When the user inputs the decimal point, the number of digits after the

This article mainly introduces how to solve the problem of multiple decimal places in the product operation of Javascript floating point numbers. If you need it, you can refer to the product operation of floating point numbers in Javascript. Multiple decimal places may occur. This is because the floating point numbe

Question: The order unit price is three decimal places, and the invoice is also three decimal places. Now you want to return the goods. When you open the return ticket, the unit price is two decimal places, as a result, only two

Comment: Rounding the number to retain two decimal placesAket 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 (1.245,-2); = 1.25 It should be noted that the old Delphi version of the round function uses four homes and six inputs.

System. Globalization. NumberFormatInfo provider = new System. Globalization. NumberFormatInfo ();Provider. NumberDecimalDigits = intDecLength; // number of decimal places to be setDouble strCashAmt=Convert.ToDouble(this.txt CashAmt. Text); // convert the value in the control to double This.txt CashAmt. Text = strCashAmt. ToString ("N", provider); // use the ToString function to format

Java: Rounding the double value to five, retaining the two decimal places, double rounding to five1. Functions The double value in the program is accurate to the two digits after the decimal point. It can be rounded up or truncated. For example, if the input value is 12345.6789, the output value can be 12345.68 or 12345.67. You can use the RoundingMode. UP/Roundi

Java methods for preserving decimal problems:Method One: Rounding using Java. Math.bigdecimal class　Double d = 12.345;BigDecimal bd = new BigDecimal (2,bigdecimal.round_half_up). Doublevalue ();Method Two: Use the Java.text.DecimalFormat class　　Double d = 12.345;DecimalFormat Dformat = new DecimalFormat (". 00");Dformat.format (d);　　(". 00") indicates that two decimal p