鍦≒ython涓紝娌℃湁鍐呯疆鐨?code>goto鍑芥暟锛屽洜涓哄畠杩濆弽浜嗙粨鏋勫寲缂栫▼鐨勫師鍒欍€傚湪缁撴瀯鍖栫紪绋嬩腑锛屽敖閲忛伩鍏嶄娇鐢ㄦ棤鏉′欢璺宠浆璇彞锛屽goto銆?/p>

濡傛灉浣犵湡鐨勯渶瑕佸湪Python涓ā鎷?code>goto璇彞锛屼綘鍙互浣跨敤label鍜?code>goto杩欎袱涓嚱鏁版潵瀹炵幇銆備笅闈㈡槸涓€涓畝鍗曠殑绀轰緥锛?/p>

class Label:
def __init__(self, name):
self.name = name
self.target = None
def __call__(self):
if self.target:
self.target()
def set_target(self, target):
self.target = target
def goto(label):
label()
# 浣跨敤绀轰緥
def main():
start = Label('start')
loop = Label('loop')
end = Label('end')
i = 0
start()
i += 1
print(i)
if i < 5:
loop()
i += 1
print(i)
goto(start)
else:
end()
print('Done')
if __name__ == '__main__':
main()

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闇€瑕佹敞鎰忕殑鏄紝浣跨敤goto鍑芥暟鍜?code>Label绫绘潵妯℃嫙goto璇彞骞朵笉鏄竴涓ソ鐨勫疄璺点€傚湪澶у鏁版儏鍐典笅锛屽彲浠ラ€氳繃缁撴瀯鍖栫紪绋嬬殑鏂瑰紡鏉ユ浛浠ｄ娇鐢?code>goto璇彞銆?/p>