qiskit.circuit.library.XGate.control¶
- XGate.control(num_ctrl_qubits=1, label=None, ctrl_state=None)[Quellcode]¶
Return a (multi-)controlled-X gate.
One control returns a CX gate. Two controls returns a CCX gate.
- Parameter
num_ctrl_qubits (int) – number of control qubits.
label (str or None) – An optional label for the gate [Default: None]
ctrl_state (int or str or None) – control state expressed as integer, string (e.g. ‚110‘), or None. If None, use all 1s.
- Rückgabe
controlled version of this gate.
- Rückgabetyp