{"rsdb":{"rid":"395129","subhead":"","postdate":"0","aid":"272509","fid":"54","uid":"1","topic":"1","content":"<p><strong>\u6587\u4ef6\u8bbf\u95ee\u6a21\u5f0f:<\/strong><\/p><br\/><p>\u524d\u9762\u5df2\u7ecf\u63d0\u5230\uff0copen()\u65b9\u6cd5\u4e2d\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7c7b\u578b\u7684\u6587\u4ef6\u8bbf\u95ee\u6a21\u5f0f\uff0c\u672c\u90e8\u5206\u5c06\u5bf9\u6b64\u8fdb\u884c\u63cf\u8ff0\u3002\u5e38\u7528\u7684\u6a21\u5f0f\u5982\u4e0b\u6240\u8ff0\u3002<\/p><br\/><p><strong>\u65b9\u6cd5\uff1a<\/strong><\/p><br\/><p>Python\u4e2d\u5b58\u5728\u8bb8\u591a\u8bfb\u53d6\u6216\u5199\u5165\u6587\u4ef6\u7684\u65b9\u6cd5\u3002 \u672c\u6587\u8be6\u8ff0\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u3002<\/p><br\/><p>open():<\/p><br\/><p>\u8fd9\u4e2a\u65b9\u6cd5\u5305\u542b\u4e24\u4e2a\u53c2\u6570\u3002\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u5f3a\u5236\u6027\u7684\uff0c\u7528\u4e8e\u83b7\u53d6\u6587\u4ef6\u540d\u8fdb\u884c\u8bfb\u53d6\u6216\u5199\u5165\u3002\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\u53ef\u9009\u7684\uff0c\u7528\u4e8e\u8bbe\u7f6e\u6587\u4ef6\u8bbf\u95ee\u6a21\u5f0f\u3002\u9ed8\u8ba4\u7684\u6587\u4ef6\u8bbf\u95ee\u6a21\u5f0f\u662f\u201crt\u201d\u3002\u8be5\u65b9\u6cd5\u7684\u8fd4\u56de\u7c7b\u578b\u662f\u4e00\u4e2a\u6587\u4ef6\u5bf9\u8c61\uff0c\u7528\u4e8e\u8bfb\u53d6\u548c\u5199\u5165\u6587\u4ef6\u3002<\/p><br\/><p><strong>\u8bed\u6cd5\uff1a<\/strong><\/p><br\/><p>FileObject = open(\u201cFilename\u201d,\u201dFileMode\u201d)<br \/>close():<\/p><br\/><p>\u6b64\u65b9\u6cd5\u7528\u4e8e\u5173\u95ed\u6587\u4ef6\u5e76\u4f7f\u5b83\u53ef\u7528\u4e8e\u5176\u4ed6\u76ee\u7684\u3002 \u8c03\u7528\u6b64\u65b9\u6cd5\u540e\uff0c\u6587\u4ef6\u5904\u7406\u5bf9\u8c61\u5c06\u4e0d\u53ef\u7528\u3002<\/p><br\/><p>read():<\/p><br\/><p>\u6b64\u65b9\u6cd5\u7528\u4e8e\u4f7f\u7528\u6587\u4ef6\u5bf9\u8c61\u4ece\u6587\u4ef6\u8bfb\u53d6\u7279\u5b9a\u6570\u91cf\u7684\u5b57\u8282\u3002<\/p><br\/><p>readline():<\/p><br\/><p>\u6b64\u65b9\u6cd5\u7528\u4e8e\u4f7f\u7528\u6587\u4ef6\u5bf9\u8c61\u4ece\u6587\u4ef6\u8bfb\u53d6\u7279\u5b9a\u884c\u3002<\/p><br\/><p>readlines():<\/p><br\/><p>\u6b64\u65b9\u6cd5\u7528\u4e8e\u8bfb\u53d6\u4f7f\u7528\u6587\u4ef6\u5bf9\u8c61\u7528\u9017\u53f7(,)\u5206\u9694\u7684\u6587\u4ef6\u7684\u6240\u6709\u884c\u3002<\/p><br\/><p>write():<\/p><br\/><p>\u6b64\u65b9\u6cd5\u7528\u4e8e\u4f7f\u7528\u6587\u4ef6\u5bf9\u8c61\u5c06\u5185\u5bb9\u5199\u5165\u6587\u4ef6\u3002<\/p><br\/><p><strong>\u8bfb\u53d6\u6587\u672c\u6587\u4ef6\uff1a<\/strong><\/p><br\/><p>\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201c linuxidc.txt\u201d\u7684\u6587\u672c\u6587\u4ef6\uff0c\u5176\u4e2d\u5305\u542b\u4ee5\u4e0b\u5185\u5bb9\uff0c\u4ee5\u5728\u672c\u6587\u7684\u4e0b\u4e00\u90e8\u5206\u4e2d\u4f7f\u7528\u3002<\/p><br\/><p><strong>\u793a\u4f8b1\uff1a\u4f7f\u7528read()\u3001readline()\u548creadlines()\u8bfb\u53d6\u6587\u4ef6<\/strong><\/p><br\/><p>\u4f7f\u7528\u4ee5\u4e0bPython\u811a\u672c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3alinuxidc1.py\u7684\u6587\u4ef6\u3002 \u5b83\u5c06\u4f7f\u7528read()\u6839\u636e\u5b57\u8282\u5927\u5c0f\u8bfb\u53d6\u6587\u4ef6\uff0c\u4f7f\u7528readline()\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u56fa\u5b9a\u6570\u91cf\u7684\u5b57\u7b26\uff0c\u5e76\u4f7f\u7528readlines()\u8bfb\u53d6\u6570\u7ec4\u4e2d\u6587\u4ef6\u7684\u6240\u6709\u884c\u3002<\/p><br\/><p><strong>\u8f93\u51fa\uff1a<\/strong><\/p><br\/><p>\u8fd0\u884c\u811a\u672c\u540e\uff0c\u5c06\u663e\u793a\u4ee5\u4e0b\u8f93\u51fa\u3002<\/p><br\/><p><a><img src=\"..\/..\/upload\/2020_03\/20032808433168.png\" alt=\"\u5982\u4f55\u5728Python\u4e2d\u8bfb\u5199\u6587\u4ef6\" align=\"center\" \/><\/a><\/p><br\/><p><strong>\u793a\u4f8b2\uff1a\u4f7f\u7528\u5faa\u73af\u9010\u884c\u8bfb\u53d6\u6587\u4ef6<\/strong><\/p><br\/><p>\u4f7f\u7528\u4ee5\u4e0b\u811a\u672c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3alinuxidc2.py\u7684\u6587\u4ef6\u3002 \u5b83\u5c06\u4f7f\u7528for\u5faa\u73af\u4ece\u6587\u4ef6\u5bf9\u8c61\u8bfb\uff08fileObject\uff09\u53d6\u5e76\u6253\u5370\u6587\u4ef6\u7684\u6bcf\u4e00\u884c\u3002<\/p><br\/><p><strong>\u8f93\u51fa\uff1a<\/strong><\/p><br\/><p>\u8fd0\u884c\u811a\u672c\u540e\uff0c\u5c06\u663e\u793a\u4ee5\u4e0b\u8f93\u51fa\u3002<\/p><br\/><p><img src=\"..\/..\/upload\/2020_03\/20032808435403.png\" alt=\"\u5982\u4f55\u5728Python\u4e2d\u8bfb\u5199\u6587\u4ef6\" align=\"center\" \/><\/p><br\/><p>&nbsp;<\/p><br\/><p><strong>\u793a\u4f8b3\uff1a\u901a\u8fc7\u4f7f\u7528with\u8bed\u53e5\u6765\u8bfb\u53d6\u6587\u4ef6<\/strong><\/p><br\/><p>\u4f7f\u7528\u4ee5\u4e0b\u811a\u672c\u521b\u5efa\u4e00\u4e2a\u540d\u4e3alinuxidc3.py\u7684\u6587\u4ef6\u3002\u5b83\u5c06\u5728\u4e0d\u4f7f\u7528\u4efb\u4f55\u6587\u4ef6\u5bf9\u8c61\u7684\u60c5\u51b5\u4e0b\u901a\u8fc7\u8bed\u53e5\u8bfb\u53d6\u6587\u4ef6\u3002<\/p><br\/><p>\u8f93\u51fa\uff1a<\/p><br\/><p>\u8fd0\u884c\u811a\u672c\u540e\uff0c\u5c06\u663e\u793a\u4ee5\u4e0b\u8f93\u51fa\u3002<\/p><br\/><p><a><img src=\"..\/..\/upload\/2020_03\/20032808438334.png\" alt=\"\u5982\u4f55\u5728Python\u4e2d\u8bfb\u5199\u6587\u4ef6\" align=\"center\" \/><\/a><\/p><br\/><p><strong>\u7f16\u5199\u6587\u672c\u6587\u4ef6\uff1a<\/strong><\/p><br\/><p>\u901a\u8fc7\u5b9a\u4e49\u6587\u4ef6\u5bf9\u8c61\u6216\u5c06\u5176\u4e0e\u8bed\u53e5\u4e00\u8d77\u4f7f\u7528\uff0c\u53ef\u4ee5\u5c06\u5185\u5bb9\u5199\u5165\u6587\u4ef6\u4e2d\u3002<\/p><br\/><p><strong>\u793a\u4f8b4\uff1a\u4f7f\u7528\u6587\u4ef6\u5bf9\u8c61\u5199\u5165\u6587\u4ef6\uff08file object\uff09<\/strong><\/p><br\/><p>\u8f93\u51fa\uff1a<\/p><br\/><p>\u8fd0\u884c\u811a\u672c\uff0c\u5e76\u68c0\u67e5\u662f\u5426\u4f7f\u7528\u5185\u5bb9\u521b\u5efa\u4e86\u6587\u4ef6\u3002 \u8fd0\u884c\u811a\u672c\u5e76\u8fd0\u884c\u201c cat\u201d\u547d\u4ee4\u540e\uff0c\u5c06\u663e\u793a\u4ee5\u4e0b\u8f93\u51fa\u3002<\/p><br\/><p><a><img src=\"..\/..\/upload\/2020_03\/20032808445094.png\" alt=\"\u5982\u4f55\u5728Python\u4e2d\u8bfb\u5199\u6587\u4ef6\" align=\"center\" \/><\/a><\/p><br\/><p><strong>\u793a\u4f8b5\uff1a\u4f7f\u7528with\u8bed\u53e5\u5199\u5165\u6587\u4ef6<\/strong><\/p><br\/><p>\u8f93\u51fa\uff1a<\/p><br\/><p>\u8fd0\u884c\u811a\u672c\u548c\u201c cat\u201d\u547d\u4ee4\u8bfb\u53d6\u6587\u4ef6\u540e\uff0c\u5c06\u663e\u793a\u4ee5\u4e0b\u8f93\u51fa\u3002<\/p><br\/><p><a><img src=\"..\/..\/upload\/2020_03\/20032808446309.png\" alt=\"\u5982\u4f55\u5728Python\u4e2d\u8bfb\u5199\u6587\u4ef6\" align=\"center\" \/><\/a><\/p><br\/><p><strong>\u603b\u7ed3<\/strong><\/p><br\/><p>\u672c\u6559\u7a0b\u901a\u8fc7\u4f7f\u7528\u975e\u5e38\u7b80\u5355\u7684\u793a\u4f8b\u63cf\u8ff0\u4e86\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5185\u5bb9\u5e76\u5c06\u5185\u5bb9\u5199\u5165\u6587\u4ef6\u7684\u5e38\u7528\u65b9\u6cd5\u3002Python\u65b0\u624b\u5c06\u80fd\u591f\u77e5\u9053\u8bfb\u53d6\u6216\u5199\u5165\u6587\u4ef6\u6240\u9700\u51fd\u6570\u7684\u7528\u6cd5\u3002\u4f60\u5b66\u4f1a\u4e86\u5417\uff1f<\/p><br\/>","orderid":"0","title":"\u5982\u4f55\u5728Python\u4e2d\u8bfb\u5199\u6587\u4ef6","smalltitle":"","mid":"0","fname":"linux\u7f16\u7a0b\u57fa\u7840","special_id":"0","bak_id":"0","info":"0","hits":"557","pages":"1","comments":"0","posttime":"2023-07-26 08:18:32","list":"1690330712","username":"admin","author":"","copyfrom":"","copyfromurl":"","titlecolor":"","fonttype":"0","titleicon":"0","picurl":"https:\/\/www.cppentry.com\/upload_files\/","ispic":"0","yz":"1","yzer":"","yztime":"0","levels":"0","levelstime":"0","keywords":"<A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%BA%CE%D4%DA' target=_blank>\u4f55\u5728<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=Python' target=_blank>Python<\/A> <A HREF='https:\/\/www.cppentry.com\/do\/search.php?type=keyword&keyword=%CE%C4%BC%FE' target=_blank>\u6587\u4ef6<\/A>","jumpurl":"","iframeurl":"","style":"","template":"a:3:{s:4:\"head\";s:0:\"\";s:4:\"foot\";s:0:\"\";s:8:\"bencandy\";s:0:\"\";}","target":"0","ip":"119.59.235.169","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"\u5982\u4f55\u5728Python\u4e2d\u8bfb\u5199\u6587\u4ef6","lastview":"1714300042","digg_num":"727","digg_time":"1714203878","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}