python鍩虹涔嬪嚱鏁?/h1> 鏃堕棿锛?span id=＂Label2＂ class=＂colorlv＂>2019-10-24 21:23:22 闃呰锛?span id=＂Label1＂ class=＂colorCheng＂>87

文章由Byrx.net分享于2021-03-19 03:03:31评论（681）

python鍩虹涔嬪嚱鏁?/h1> 鏃堕棿锛?span id="Label2" class="colorlv">2019-10-24 21:23:22 闃呰锛?span id="Label1" class="colorCheng">87 璇勮锛?span id="lblcommentcount" class="colorCheng">0 鏀惰棌锛?span id="lblfavorite" class="colorCheng">0 [鐐规垜鏀惰棌+] 鏍囩锛?a href='http://www.mamicode.com/so/1/%e5%ae%9e%e5%8f%82' title='瀹炲弬'>瀹炲弬nonergsscroll鍏冪粍闂存帴info鏈€濂?/a>瀹氫箟涓€銆佸嚱鏁扮殑鍩烘湰浣跨敤，,鏍囩锛?a hre

鏍囩锛?a href='http://www.byrx.net/so/1/%e5%ae%9e%e5%8f%82' title='瀹炲弬'>瀹炲弬

涓€銆佸嚱鏁扮殑鍩烘湰浣跨敤

1. 鍑芥暟鐨勫畾涔?/span>

鍑芥暟鍙湁璋冪敤鎵嶄細琚墽琛岋紝渚嬪涓嬮潰鐨勭▼搴?

def hello():          ##瀹氫箟hello鍑芥暟

  print(鈥榟ello1鈥?         ##鍑芥暟鍐呭

  print(鈥榟ello2鈥?

  print(鈥榟ello3鈥?

hello()             ##璋冪敤鍑芥暟

hello1 hello2 hello3

鍑芥暟閲岄潰宓屽鍑芥暟

def Hi():              ##瀹氫箟Hi鍑芥暟

  print(鈥榟ello鈥?

  def python():            ##瀹氫箟鍐呴儴鍑芥暟python

    print(鈥榩ython鈥?

  python()               ##璋冪敤鍑芥暟

Hi()

瀹氫箟鍑芥暟鐨勬椂鍊欑殑鍙橀噺锛屽彨褰㈠弬锛堝彲浠ヤ换鎰忚捣鍚嶏級锛岃皟鐢ㄥ嚱鏁扮殑鏃跺€欎娇鐢ㄧ殑鏃跺€欎紶鐨勫弬鏁版槸瀹炲弬

def welcome(a):            ##杩欓噷鐨刟鏄舰鍙?/span>

  print(鈥榟ello鈥?a)

welcome(鈥榣uck鈥?            ##杩欓噷鐨刲uck鏄疄鍙?/span>

2.鍑芥暟鐨勫洓澶у舰鍙?/span>

鍙傛暟鍙互鍒嗕负瀹炲弬鍜岃鍙傦紝鑰岃鍙傚張鍙互鍒嗕负鍥涚被锛?span>浣嶇疆鍙傛暟銆侀粯璁ゅ弬鏁般€佸彲鍙樺弬鏁板拰鍏抽敭瀛楀弬鏁般€?/code>

1.浣嶇疆鍙傛暟

琛屽弬鍜屽疄鍙傜殑涓暟蹇呴』淇濇寔涓€鑷达紝鏈€濂芥寜浣嶇疆浼犲弬

def info(name,age):

  print(name,age)

Info(鈥榣eiting鈥?20)            ##鎸夌収浣嶇疆鐨勫啓娉?/span>

Info(age=20,name=鈥榣etin鈥?        ##濡傛灉涓嶆寜鐓т綅缃殑璇濓紝灏辨槸瑕佽繖鏍?/span>

2.榛樿鍙傛暟

琛屽弬鍜屽疄鍙傚彲浠ヤ笉涓€鏍?

def pow(x,y=2):

  print(x ** y)

pow(4,3)                ##姝ゆ椂灏卞皢y鐨勫€兼敼鎴愪簡3

3.鍙彉鍙傛暟

def hello(*args):

  pass

4.鍏抽敭瀛楀弬鏁?/span>

def hello(**kwargs):

  pass

3.鍑芥暟鐨勮繑鍥炲€?/span>

杩斿洖鍊硷細鍑芥暟杩愯鐨勭粨鏋滐紝杩橀渶瑕佽繘涓€姝ユ搷浣滄椂锛岀粰涓€涓繑鍥炲€?return鐢ㄦ潵杩斿洖鍑芥暟鎵ц缁撴灉锛屽鏋滄病鏈夎繑鍥炲€硷紝榛樿涓篘one锛宲ython鍙互闂存帴杩斿洖澶氫釜鍊?杩斿洖浜嗕竴涓厓缁?锛屼竴鏃﹂亣鍒皉eturn锛屽嚱鏁版墽琛岀粨鏉燂紝鍚庨潰鐨勪唬鐮佷笉浼氭墽琛屻€?

def pow(x,y=2):

  return x ** y,x +y

4.鍙橀噺鐨勪綔鐢ㄥ煙

涓€鑸湪鍑芥暟浣撳瀹氫箟鐨勫彉閲忔垚涓?span>鍏ㄥ眬鍙橀噺锛屽湪鍑芥暟鍐呴儴瀹氫箟鐨勫彉閲忕О涓?span>灞€閮ㄥ彉閲?/code>銆?

鍏ㄥ眬鍙橀噺鎵€鏈変綔鐢ㄥ煙閮藉彲鐢紝灞€閮ㄥ彉閲忓彧鑳藉湪鏈嚱鏁板彲鐢紝鍙橀噺鐨勪娇鐢ㄩ『搴忔槸锛屽眬閮ㄥ彉閲?> 鍏ㄥ眬鍙橀噺, 涔熷氨鏄锛氫紭鍏堜娇鐢ㄥ眬閮ㄥ彉閲?

閭ｄ箞闂鏉ヤ簡锛?濡傛灉鎯冲湪鍑芥暟鍐呬娇鐢ㄥ叏灞€鍙橀噺锛屾垨鏀瑰彉鍏ㄥ眬鍙橀噺鐨勫€硷紝搴旇鎬庝箞鍋氬憿锛?

global锛?Python涓畾涔夊嚱鏁版椂锛岃嫢鎯冲湪鍑芥暟鍐呴儴瀵瑰嚱鏁板鐨勫彉閲忚繘琛屾搷浣滐紝灏遍渶瑕佸湪鍑芥暟鍐呴儴澹版槑鍏朵负global锛堝０鏄庝箣鍚庝负鍏ㄥ眬鍙橀噺锛夈€?

python鍩虹涔嬪嚱鏁?/a>