Java Double Number Truncate trunc(double x)

Description

Return the integer portion of a double as a double.

License

Open Source License

Parameter

Parameter	Description
x	The double whose integer portion is to be found.

Return

The integer portion of x.

Example: trunc( 30.12345D ) is 30.0D .

Declaration

public static double trunc(double x) 

Method Source Code

//package com.java2s;
/*   Please see the license information in the header below. */

public class Main {
    /** Return the integer portion of a double as a double.
     */* w  w  w .jav a 2 s.  c  o m*/
     *   @param   x   The double whose integer portion is to be found.
     *
     *   @return      The integer portion of x.
     *
     *   <p>
     *   Example:   trunc( 30.12345D ) is 30.0D .
     *   </p>
     */

    public static double trunc(double x) {
        long lx = (long) x;
        return (double) lx;
    }
}

Related

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4. trunc(double value, int len)
5. trunc(double x)
6. trunc(double x, double y)
7. trunc4(Double number)
8. truncate(double d)
9. truncate(double fullVal, int digits)