Java bytecode: Difference between revisions

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Revision as of 11:45, 30 August 2008

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'''Java bytecode''' is the form of instructions that the [[Java virtual machine]] executes. Each [[bytecode]] instruction or opcode is one byte in length, however not all of the possible 256 instructions are used. In fact, [[Sun Microsystems]], the original creators of the [[Java (programming language)|Java programming language]], the [[Java virtual machine]] and other components of the Java Runtime Environment (JRE), have set aside a number of values to be permanently unimplemented.{{Fact|date<ref name=June"reserved_opcodes">[http://java.sun.com/docs/books/jvms/second_edition/html/Instructions.doc.html#60105 2008}}VM Spec - Reserved Opcodes]</ref>.

== Relation to Java ==