Java Utililty Methods Fraction Format

List of utility methods to do Fraction Format

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Description

The list of methods to do Fraction Format are organized into topic(s).

Method

StringformatFloat(float f, String format)
format Float 
DecimalFormat df = new DecimalFormat(format);
return df.format(f);
floatformatFloat(float num)
format Float 
float q = 0f;
try {
    DecimalFormat df = new DecimalFormat("#.###");
    q = Float.parseFloat(df.format(num).replace(",", "."));
} catch (Exception e) {
    e.printStackTrace();
return q;
...
StringformatFloat(float number)
format Float 
return floatFormat.format(number);
floatformatFloat(float number, int numberOfAfterDot)
format Float 
String format = ".";
for (int i = 0; i < numberOfAfterDot; i++) {
    format += "0";
DecimalFormat decimalFormat = new DecimalFormat(format);
String tmp = decimalFormat.format(number);
return Float.parseFloat(tmp);
StringformatFloat(Float someFloat)
Formats a float as a string with a default number of significant digits depending on the argument's value. 
return formatDouble(someFloat.doubleValue());
StringFormatFloat(float value, int point)
Format Float 
NumberFormat numFormat = NumberFormat.getNumberInstance();
numFormat.setMaximumFractionDigits(point);
String str = numFormat.format(value);
return str;
StringformatFloat(String format, double f)
format Float 
StringBuffer formatString = new StringBuffer(format);
java.text.DecimalFormat df = new java.text.DecimalFormat(formatString.toString());
return df.format(f);
StringformatFloatToStr(Float str)
format Float To Str 
return formatFloatToStr(str, null);
FloatFormatFolat(Float num)
Format Folat 
if (num == null) {
    return null;
int p_num = num.toString().indexOf(".");
if (((num.toString().length()) - p_num - 1) > 5) {
    if (Integer.parseInt(num.toString().substring(p_num + 6, p_num + 7)) >= 5) {
        num = num + new Float(0.000001);
DecimalFormat df = new DecimalFormat("####.00000");
return new Float(df.format(num));
StringformatGetal(float getal)
format Getal 
DecimalFormatSymbols dfs = new DecimalFormatSymbols();
dfs.setGroupingSeparator('.');
dfs.setDecimalSeparator(',');
DecimalFormat decimalFormat = new DecimalFormat("0.##");
decimalFormat.setDecimalFormatSymbols(dfs);
return decimalFormat.format(getal);