Constrained genericity: Difference between revisions
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({{omit from|ZX Spectrum Basic}}) |
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}</lang> |
}</lang> |
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Similarly a generic method can constrain its type parameters |
Similarly a generic method can constrain its type parameters |
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<lang java5>public <T extends Eatable> void foo(T x) { }</lang> |
<lang java5>public <T extends Eatable> void foo(T x) { } // although in this case this is no more useful than just "public void foo(Eatable x)"</lang> |
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This <code>T</code> does not necessarily have to be defined in the class declaration. Another method may be declared like this: |
This <code>T</code> does not necessarily have to be defined in the class declaration. Another method may be declared like this: |
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<lang java5>public class Test{ |
<lang java5>public class Test{ |
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