python中，如何输出选定的字符串？ python如何输出自己需要的字符串以及连接的方式
python\u4e2d\u5982\u4f55\u4ece\u5b57\u7b26\u4e32\u5185\u63d0\u53d6\u6307\u5b9a\u7684\u5b57\u7b261\u3001\u53cc\u51fb\u6253\u5f00pycharm\u5f00\u53d1\u5de5\u5177\uff0c\u65b0\u5efa\u4e00\u4e2apython\u9879\u76ee\uff0c\u67e5\u770b\u5bf9\u5e94\u7684\u6587\u4ef6\u5939\u3002
2\u3001\u5728turtles\u6587\u4ef6\u5939\u4e0a\uff0c\u9f20\u6807\u53f3\u952e\u65b0\u5efapython\u6587\u4ef6me.py\u3002
3\u3001\u6253\u5f00\u5df2\u65b0\u5efa\u7684python\u6587\u4ef6\uff0c\u5b9a\u4e49\u4e00\u4e2a\u5b57\u7b26\u4e32\u53d8\u91cfs\u5e76\u8fdb\u884c\u8d4b\u503c\u3002
4\u3001\u8c03\u7528\u5b57\u7b26\u4e32\u4e2d\u7684\u65b9\u6cd5replace\uff0c\u5c06do\u5b57\u7b26\u4e32\u66ff\u6362\u6210say\uff0c\u5e76\u8d4b\u503c\u7ed9\u53d8\u91cft\uff0c\u6253\u5370\u7ed3\u679c\u3002
5\u3001\u4fdd\u5b58\u4ee3\u7801\u5e76\u9f20\u6807\u53f3\u952e\uff0c\u9009\u62e9Run me\uff0c\u67e5\u770b\u63a7\u5236\u53f0\u6253\u5370\u7ed3\u679c\u3002
6\u3001\u8fd4\u56de\u5230\u4ee3\u7801\u7f16\u8f91\u533a\uff0c\u5c06say\u4fee\u6539\u4e3a\u7a7a\u5b57\u7b26\uff0c\u7136\u540e\u4fdd\u5b58\u6587\u4ef6\u3002
1. \u4f7f\u7528 '+' \u8fde\u63a5
\u4f8b\u5982 s = s+ 'hello world!'
\u8fd9\u79cd\u65b9\u5f0f\u6700\u6162
2. \u4f7f\u7528 ' +='
\u4f8b\u5982 s += 'hello wold'
\u8fd9\u79cd\u65b9\u5f0f\u4e0e\u7b2c\u4e00\u79cd\u4f5c\u7528\u76f8\u540c\uff0c\u4f46\u662f\u6548\u7387\u9ad8\u4e00\u70b9
3.\u4f7f\u7528 ".join(list)"
\u8fd9\u79cd\u65b9\u5f0f\u6548\u7387\u6700\u9ad8
\u4f7f\u7528\u65f6\u53ef\u4ee5\u5148\u7528\u4e00\u4e2alist\u7f13\u5b58\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u4f7f\u7528join\u65b9\u6cd5\uff0c\u5f97\u5230\u6700\u7ec8\u7ed3\u679c
4.python\u7684\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u64cd\u4f5c\u7b26 %
\u4f8b\u5982 s = '%s New %s !'%('Happy','Year')
\u8fd9\u79cd\u65b9\u5f0f\u4f1a\u8ba9\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u66f4\u597d\uff0c\u4e5f\u4e0d\u7528\u5bf9\u975e\u5b57\u7b26\u4e32\u8c03\u7528str\u65b9\u6cd5
代码如下：
a="走路回家"
b="跑步回家"
r=input("请输入a或b：")
if r=="a":print(a)
elif r=="b":print(b)
else:print("原地不动")
运行结果截图如下：
绛旓細鍦 Python 涓紝鍙互浣跨敤寰幆璇彞鍜屾潯浠惰鍙ユ潵杈撳嚭 0 鍒 100 涓殑鍋舵暟銆備互涓嬫槸鍑犵瀹炵幇鏂瑰紡鐨勭ず渚嬩唬鐮侊細浣跨敤 for 寰幆鍜 if 鏉′欢璇彞锛氳鐐瑰嚮杈撳叆鍥剧墖鎻忚堪 浣跨敤 while 寰幆鍜 if 鏉′欢璇彞锛氳鐐瑰嚮杈撳叆鍥剧墖鎻忚堪 涓ょ鏂瑰紡閮芥槸閫氳繃寰幆閬嶅巻 0 鍒 100 涓殑鎵鏈夋暟锛屽苟浣跨敤 if 鏉′欢璇彞鍒ゆ柇褰撳墠鏁版槸鍚︿负...
绛旓細濡傛灉瑕佷繚瀛樺湪 PyCharm 涓繍琛岀殑 Python 绋嬪簭鐨杈撳嚭锛屽彲浠ヤ娇鐢ㄨ鍑芥暟灏嗚緭鍑哄啓鍏ユ枃浠躲備緥濡傦紝鍙互浣跨敤浠ヤ笅浠ｇ爜灏嗙▼搴忕殑杈撳嚭淇濆瓨鍒板悕涓 鐨勬枃浠朵腑锛歱rint()output.txt 鍦ㄦ浠ｇ爜涓紝璇ュ嚱鏁扮敤浜庡湪鍐欏叆妯″紡涓嬫墦寮鏂囦欢锛岃鍑芥暟鐢ㄤ簬灏嗗瓧绗︿覆鈥淗ello锛 world锛佲濆啓鍏ユ枃浠躲傝璇彞鐢ㄤ簬鍦ㄧ▼搴忓畬鎴愯繍琛屾椂鑷姩鍏抽棴鏂囦欢銆
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绛旓細python杈撳嚭100浠ュ唴鐨勮川鏁版柟娉曞涓嬶細1銆佹垜浠渶瑕佺悊瑙ｄ粈涔堟槸璐ㄦ暟銆傜畝鍗曟潵璇达紝璐ㄦ暟灏辨槸涓涓ぇ浜1鐨勮嚜鐒舵暟锛屽彧鑳借1鍜屽畠鑷繁鏁撮櫎銆備緥濡2銆3銆5銆7绛夐兘鏄川鏁般鍦╬ython涓紝鎴戜滑鍙互浣跨敤涓涓畝鍗曠殑寰幆鏉ユ鏌ユ瘡涓涓暟鏄惁鏄川鏁般3銆佽缃竴涓彉閲廼锛岃瀹冧粠2寮濮嬪惊鐜埌100銆傚浜庢瘡涓涓猧锛屽啀璁剧疆涓涓彉閲...
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绛旓細涓嬮潰鏄濡備綍浣跨敤 and 鍑芥暟鍦 Python 涓鎵撳嵃灞閮ㄥ彉閲忓拰鍏ㄥ眬鍙橀噺鐨勭ず渚嬶細locals()globals()姝や唬鐮佸畾涔夊嚱鏁颁腑鐨勫叏灞鍙橀噺鍜屽眬閮ㄥ彉閲忋傜劧鍚庯紝瀹冧娇鐢 and 鍑芥暟鍒嗗埆鎵撳嵃灞閮ㄥ彉閲忓拰鍏ㄥ眬鍙橀噺鐨勫垪琛ㄣ傝繍琛屾浠ｇ爜鏃讹紝瀹冨皢杈撳嚭浠ヤ笅鍐呭锛歡lobal_varlocal_varlocals()globals()濡傛偍鎵瑙侊紝璇ュ嚱鏁拌繑鍥炰竴涓寘鍚眬閮ㄥ彉閲忕殑瀛楀吀...
绛旓細from PIL import Imagefrom PIL import ImageDrawa=Image.new('RGB',(200,300))# 鐢诲竷 200x300m=ImageDraw.Draw(a)m.polygon([(20,20),(35,140),(180,166)],fill=0xff00ff)a.show()# polygon 澶氳竟褰,n涓潗鏍囧嵆n杈,涓-涓夎褰,涓-鍥涜竟褰.polygon([(20,20),(35,140),(180,166)...
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绛旓細stdout.write(''.join(map(str, [A, B, C])))銆傚湪Python 2.0鍙婁互涓婄増鏈紝print璇彞鐨勭敤娉曟湁鎵鏇存柊锛屼緥濡俻rint output, A锛岃繖浼氬皢杈撳嚭閲嶅畾鍚戝埌output鍙橀噺骞舵墦鍗癆鐨勫硷紝绫讳技浜巓utput.write(str(A) + '\n')銆傛荤殑鏉ヨ锛岀悊瑙ｅ苟鐏垫椿杩愮敤print璇彞锛屼綘灏辫兘鍦≒ython涓杞绘澗鍦版彃鍏ュ拰杈撳嚭鍙橀噺鍊笺
