java round code example

Example 1: double round java integer

int a = (int) Math.round(doubleVar);

Example 2: round python

int x = 6.3456824221

#round(number_to_roundoff, round_off_till)
#round_off_till is optional

print(round(x))    		#output: 6
print(round(x, 3)) 		#output: 6.346
print(round(x, 1)  		#output: 6.3

Example 3: how 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 int

Example 4: java round up

double test = 0.01;
// rounds up to the next INTEGER
test = Math.ceil(test);  // 1.0


double test2 = 1.0;
// does not round if decimal is 0
test2 = Math.ceil(test2);  // 1.0