14.python鍑芥暟

Posted 2021-03-26

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1.python涓嚱鏁板畾涔夛細鍑芥暟鏄€昏緫缁撴瀯鍖栧拰杩囩▼鍖栫殑涓€绉嶇紪绋嬫柟娉曘€?/p>

python涓嚱鏁板畾涔夋柟娉曪細
def test(x):
    "The function definitions"
    x+=1
    return x
     
def:瀹氫箟鍑芥暟鐨勫叧閿瓧
test锛氬嚱鏁板悕
锛堬級锛氬唴鍙畾涔夊舰鍙?
"":鏂囨。鎻忚堪锛堥潪蹇呰锛屼絾鏄己鐑堝缓璁负浣犵殑鍑芥暟娣诲姞鎻忚堪淇℃伅锛?
x+=1锛氭硾鎸囦唬鐮佸潡鎴栫▼搴忓鐞嗛€昏緫
return锛氬畾涔夎繑鍥炲€?


璋冪敤杩愯锛氬彲浠ュ甫鍙傛暟涔熷彲浠ヤ笉甯?
鍑芥暟鍚?)

2.涓轰粈涔堜娇鐢ㄥ嚱鏁帮細

銆€銆€1.浠ｇ爜閲嶇敤

銆€銆€2.淇濇寔涓€鑷存€э紝鏄撶淮鎶?/p>

銆€銆€3.鍙墿灞曟€?/p>

3.鍑芥暟杩囩▼瀹氫箟锛氳繃绋嬪氨鏄畝鍗曠壒娈婃病鏈夎繑鍥炲€肩殑鍑芥暟

褰撲竴涓嚱鏁?杩囩▼娌℃湁浣跨敤return鏄剧ず鐨勫畾涔夎繑鍥炲€兼椂锛宲ython瑙ｉ噴鍣ㄤ細闅愬紡鐨勮繑鍥濶one锛?/p>

鎵€浠ュ湪python涓嵆渚挎槸杩囩▼涔熷彲浠ョ畻浣滃嚱鏁般€?/p>

鎬荤粨锛?/p>

杩斿洖鍊兼暟=0:杩斿洖None

杩斿洖鍊兼暟=1:杩斿洖object

杩斿洖鍊兼暟>1:杩斿洖tuple

4.鍑芥暟鍙傛暟

銆€銆€ 鎶€鏈浘鐗? src=

# def test(x,y,z):#x=1,y=2,z=3
#     print(x)
#     print(y)
#     print(z)

#浣嶇疆鍙傛暟锛屽繀椤讳竴涓€瀵瑰簲锛岀己涓€涓嶈澶氫竴涔熶笉琛?/span>
# test(1,2,3)

#鍏抽敭瀛楀弬鏁帮紝鏃犻』涓€涓€瀵瑰簲锛岀己涓€涓嶈澶氫竴涔熶笉琛?/span>
# test(y=1,x=3,z=4)

#浣嶇疆鍙傛暟蹇呴』鍦ㄥ叧閿瓧鍙傛暟宸﹁竟
# test(1,y=2,3)#鎶ラ敊
# test(1,3,y=2)#鎶ラ敊
# test(1,3,z=2)
# test(1,3,z=2,y=4)#鎶ラ敊
# test(z=2,1,3)#鎶ラ敊

#鍙傛暟缁勶細**瀛楀吀 *鍒楄〃
def test(x,*args):
    print(x)
    print(args)


# test(1)
# test(1,2,3,4,5)
# test(1,{鈥榥ame鈥?鈥榓lex鈥榼)
# test(1,[鈥榵鈥?鈥榶鈥?鈥榸鈥榏)
# test(1,*[鈥榵鈥?鈥榶鈥?鈥榸鈥榏)
# test(1,*(鈥榵鈥?鈥榶鈥?鈥榸鈥?)