truncate : Java Glossary

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truncate
To take a float or double and want the corresponding integer (possibly as a float, double, int or long) there are four basic algorithms you might use: round, ceil, floor or truncate. With truncate the numbers are always rounded down toward zero. Use i = (int)d;
value truncate
-1.6 -1
-1.5 -1
-1.4 -1
+1.4 +1
+1.5 +1
+1.6 +1

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