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S gate
Learn S gate in Q# with a construct-specific explanation, a unique example, a practical boundary, and a mastery check.
S gate is an atomic Q# topic inside Qubits & Gates. The example below uses the actual construct named by the lesson rather than a generic placeholder.
Focus on what S gate changes: the input, binding, control path, object state, collection, runtime effect, or language contract. Then alter one value and verify that the behavior changes for a reason specific to this feature.
Topic-specific example
operation Demo(q : Qubit) : Unit { S(q); }
Track qubit state changes carefully and reset allocated qubits before release. Measurement changes the state and cannot be treated like ordinary logging.