specify decimal places java
double test = 12.15;
DecimalFormat df = new DecimalFormat("#.0");
System.out.println(df.format(test)); // Console: 12.2
// # - prints a digit if provided, nothing otherwise
// . - indicates where to put the decimal seperator
// 0 - prints a digit if provided, 0 otherwisehow to round up in java
int x = 3.14;
Math.round(x);
//Rounds to nearest int
Math.ceil(x);
//Rounds up to int
Math.floor(x);
//Rounds down to introunding off in java
(double)Math.round(value * 100000d) / 100000dCopyright © 2021 Codeinu
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