62 lines
1.9 KiB
Java
62 lines
1.9 KiB
Java
// operators/Literals.java
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// (c)2020 MindView LLC: see Copyright.txt
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// We make no guarantees that this code is fit for any purpose.
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// Visit http://OnJava8.com for more book information.
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public class Literals {
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public static void main(String[] args) {
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int i1 = 0x2f; // Hexadecimal (lowercase)
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System.out.println(
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"i1: " + Integer.toBinaryString(i1));
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int i2 = 0X2F; // Hexadecimal (uppercase)
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System.out.println(
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"i2: " + Integer.toBinaryString(i2));
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int i3 = 0177; // Octal (leading zero)
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System.out.println(
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"i3: " + Integer.toBinaryString(i3));
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char c = 0xffff; // max char hex value
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System.out.println(
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"c: " + Integer.toBinaryString(c));
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byte b = 0x7f; // max byte hex value 10101111;
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System.out.println(
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"b: " + Integer.toBinaryString(b));
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short s = 0x7fff; // max short hex value
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System.out.println(
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"s: " + Integer.toBinaryString(s));
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long n1 = 200L; // long suffix
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long n2 = 200l; // long suffix (can be confusing)
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long n3 = 200;
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// Java 7 Binary Literals:
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byte blb = (byte)0b00110101;
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System.out.println(
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"blb: " + Integer.toBinaryString(blb));
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short bls = (short)0B0010111110101111;
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System.out.println(
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"bls: " + Integer.toBinaryString(bls));
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int bli = 0b00101111101011111010111110101111;
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System.out.println(
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"bli: " + Integer.toBinaryString(bli));
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long bll = 0b00101111101011111010111110101111;
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System.out.println(
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"bll: " + Long.toBinaryString(bll));
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float f1 = 1;
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float f2 = 1F; // float suffix
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float f3 = 1f; // float suffix
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double d1 = 1d; // double suffix
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double d2 = 1D; // double suffix
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// (Hex and Octal also work with long)
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}
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}
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/* Output:
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i1: 101111
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i2: 101111
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i3: 1111111
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c: 1111111111111111
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b: 1111111
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s: 111111111111111
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blb: 110101
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bls: 10111110101111
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bli: 101111101011111010111110101111
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bll: 101111101011111010111110101111
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*/
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