metric decimal places

This article mainly introduces jQuery's method of allowing only numbers and decimal places, involving jQuery's keyboard Event Response and string operation related skills, for more information about jQuery, see the following example. We will share this with you for your reference. The details are as follows:

Import Java.math.BigDecimal;Import Java.text.DecimalFormat;Import Java.text.NumberFormat;public class Format {Double F = 111231.5585;public void M1 () {BigDecimal bg = new BigDecimal (f);Double f1 = Bg.setscale (2, bigdecimal.round_half_up). Doublevalue ();System.out.println (F1);}/*** DecimalFormat conversion is the easiest*/public void m2 () {DecimalFormat df = new DecimalFormat ("#.00");System.out.println (Df.format (f));}/*** String.Format Printing is the easiest*/public void m3 () {System.o

This article mainly introduces jQuery's method of allowing only numbers and decimal places, involving jQuery's keyboard Event Response and string operation related skills, for more information about jQuery, see the following example. We will share this with you for your reference. The details are as follows:

PHP custom function round_pad_zero rounded to decimal places and zero /** * Rounded to and zero * By bbs.it-home.org */ Function round_pad_zero ($ num, $ precision) { If ($ precision Return round ($ num, 0 ); } $ R_num = round ($ num, $ precision ); $ Num_arr = explode ('.', "$ r_num "); If (count ($ num_arr) = 1 ){

Java truncated decimal places 1.Java. Text. numberformat formater = java. Text. decimalformat. getinstance ();Formater. setmaximumfractiondigits (2 );Formater. setminimumfractiondigits (2 );System. Out. println (formater. Format (3.1415927 ));; AddFormater. setminimumfractiondigits (2 ); 2. Float avprice = 234.5678f;Java. Text. decimalformat df = new java. Text. decimalformat ("#. 00 ");String

When processing the data of the currency type, we often encounter the display of the data of the currency type. For example, on a Chinese machine, the display format is always ￥50,200.00, If we want to display a format like $50,200, two points are involved:1. Set the current region to the United States. 2. Set the number of decimal places for the amount to 0. We can create a base class basepage an

Label: style blog color OS ar Java SP Div on 1 import java.math.BigDecimal; 2 3 public class ConvertLatlng { 4 5 //经纬度度分秒转换为小数 6 public double convertToDecimal(double du,double fen,double miao){ 7 if(du Mutual conversion between latitude and longitude and decimal places

1 DOCTYPE HTML>2 HTMLLang= "en">3 Head>4 MetaCharSet= "UTF-8">5 title>Format-numbertitle>6 Head>7 Body>8 inputtype= "text"ID= "Input">inputtype= "text"ID= "Output">9 Body>Ten Script> One varIPT=document.getElementById ('input'); A varopt=document.getElementById ('Output'); - Ipt.oninput=function(){ - Opt.value=Zero ( This. value); the } - functionZero (num) { - varStr=num.tostring (); - if(Str.indexof (".")==-1){ + returnNum+". XX"; - }Else{ + varLen=Str.i