Question

How to achieve functionality similar to excel’s Roundup() in java?

for example – how to round 0.3102 to 0.4 in java ?

Answer 1

BigDecimal can help in achieving this.

for example-

 // new BigDecimal(<your-number>).setScale(<scale-value>, BigDecimal.ROUND_UP)) 
 result =  new BigDecimal(0.3105).setScale(1, BigDecimal.ROUND_UP));

 // result = 0.4