45 lines
1.1 KiB
Java
45 lines
1.1 KiB
Java
// housekeeping/InitialValues.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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// Shows default initial values
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public class InitialValues {
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boolean t;
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char c;
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byte b;
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short s;
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int i;
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long l;
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float f;
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double d;
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InitialValues reference;
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void printInitialValues() {
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System.out.println("Data type Initial value");
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System.out.println("boolean " + t);
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System.out.println("char [" + c + "]");
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System.out.println("byte " + b);
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System.out.println("short " + s);
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System.out.println("int " + i);
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System.out.println("long " + l);
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System.out.println("float " + f);
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System.out.println("double " + d);
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System.out.println("reference " + reference);
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}
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public static void main(String[] args) {
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new InitialValues().printInitialValues();
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}
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}
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/* Output:
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Data type Initial value
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boolean false
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char [NUL]
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byte 0
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short 0
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int 0
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long 0
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float 0.0
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double 0.0
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reference null
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*/
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