{"id":330,"date":"2015-05-31T13:19:43","date_gmt":"2015-05-31T05:19:43","guid":{"rendered":"https:\/\/www.csbios.net\/blog\/?p=330"},"modified":"2015-05-31T17:43:23","modified_gmt":"2015-05-31T09:43:23","slug":"%e5%86%99%e4%b8%80%e9%81%93c%e7%9a%84%e7%bc%96%e7%a8%8b%e9%a2%98%e7%9b%ae%e5%90%a7","status":"publish","type":"post","link":"https:\/\/www.pufengdu.org\/blog\/?p=330","title":{"rendered":"\u73a9\u800d\u4e00\u9053C++\u7684\u7f16\u7a0b\u9898\u76ee\u5427"},"content":{"rendered":"<p>\u6559C++\u7f16\u7a0b\u8bfe\uff0c\u9047\u5230\u5b66\u751f\u95ee\u4e86\u4e2a\u95ee\u9898\uff0c\u867d\u7136\u9898\u76ee\u5f88\u7b80\u5355\uff0c\u4f46\u8981\u5199\u51fa\u8db3\u591f\u6709\u8da3\u7684\u4ee3\u7801\u8fd8\u662f\u53ef\u80fd\u7684\u3002\u9898\u76ee\u662f\u8fd9\u6837\u8bf4\u7684\uff0c\u5199\u4e2a\u51fd\u6570delchar(char *s1, char s2)\uff0c\u4ece\u5b57\u7b26\u4e32s1\u4e2d\u5220\u53bb\u6240\u6709s2\u5b57\u7b26\u3002\u7ed9\u5b66\u751f\u7684\u7b54\u6848\u81ea\u7136\u8981\u5404\u79cd\u89c4\u8303\uff0c\u5e76\u4e14\u5f97\u907f\u514d\u6559\u5b66\u5927\u7eb2\u8981\u6c42\u4e0d\u8bb2\u7684\u4f4d\u8fd0\u7b97\u7b49\u7b49\u5185\u5bb9\uff0c\u4e0d\u8fc7\u5c31\u7f16\u7a0b\u73a9\u800d\u800c\u8a00\uff0c\u8fd9\u4e2a\u51fd\u6570\u53ef\u4ee5\u6781\u5ea6\u7b80\u5355\uff0c\u4eca\u5929\u5348\u996d\u540e\u95f2\u6765\u65e0\u4e8b\uff0c\u5199\u4e86\u5199\u3002\u6211\u5148\u5199\u7684\u662f\u4e0b\u9762\u7684\u4ee3\u7801\uff0c\u603b\u51716\u884c\u6709\u6548\u7684\u51fd\u6570\u4f53\u3002\u5f53\u7136\u8fd9\u4e48\u73a9\u4e5f\u6709\u7f3a\u70b9\uff0c\u8981\u6c42s1\u81f3\u5c11\u5f97\u67091\u4e2a\u5b57\u7b26\uff0c\u7a7a\u5b57\u7b26\u4e32\u8c8c\u4f3c\u662f\u4e0d\u884c\u7684\u3002<\/p>\n<pre>\r\nchar *delchar(char *s1, char s2)\r\n{\r\n    char *t = s1, *p = s1;\r\n    do\r\n        *p++ = (*t^s2) ? *t : *p--;\r\n    while (*t++);\r\n    *p = 0;\r\n    return s1;\r\n}\r\n<\/pre>\n<p>\u5f53\u7136\uff0c\u5982\u679c\u4ecd\u7136\u89c9\u5f97\u884c\u6570\u6709\u70b9\u591a\u7684\u8bdd\uff0c\u4e5f\u53ef\u4ee5\u8fdb\u4e00\u6b65\u7684\u6df7\u4e71\u5316\uff0c\u8fd9\u4e5f\u907f\u514d\u4e86\u9650\u5236s1\u81f3\u5c11\u4e00\u4e2a\u5b57\u7b26\u7684\u95ee\u9898\uff0c\u5982\u4e0b\uff1a<\/p>\n<pre>\r\nchar *delchar(char *s1, char s2)\r\n{\r\n    char *t,*p;\r\n    for (t = p = s1 ; *t++ ; *p++ = (*t ^ s2) ? *t : *p--) ;\r\n    *p = 0;\r\n    return s1;\r\n}\r\n<\/pre>\n<p>\u7136\u540e\uff0c\u7a0d\u5fae\u89e3\u91ca\u90a3\u4e48\u4e00\u4e0b\u4e0b\u4e0a\u9762\u8fd9\u662f\u5728\u5e72\u5565\uff0c\u8fd9\u89e3\u91ca\u7eaf\u7cb9\u662f\u4e3a\u4e86\u907f\u514d\u67d0\u4e9b\u591a\u4e8b\u7684\u5b66\u751f\u5077\u7aa5\u5230\u8fd9\u4e2aBlog\u6587\u7ae0\u7136\u540e\u7ea0\u7f20\u4e0d\u6e05\u3002<\/p>\n<p>\u89e3\u51b3\u95ee\u9898\u7684\u603b\u4f53\u601d\u8def\u662f\u8fd9\u6837\u7684\uff1a\u5148\u641e\u4e24\u4e2a\u6307\u9488\uff0c\u4e00\u4e2a\u53eb\u8fdb\u5ea6\u6307\u9488p\uff0c\u4e00\u4e2a\u53eb\u6d4b\u8bd5\u6307\u9488t\uff0c\u5f00\u59cb\u7684\u65f6\u5019\u4e24\u8005\u90fd\u6307\u5411\u539f\u59cb\u5b57\u7b26\u4e32\u5f00\u5934\uff0c\u7136\u540e\u8ba9\u6d4b\u8bd5\u6307\u9488\u5f00\u59cb\u9010\u4e2a\u5411\u540e\u626b\u63cf\u6bcf\u4e00\u4e2a\u5b57\u7b26\uff0c\u5982\u679c\u9047\u5230\u5b57\u7b26\u4e32\u7ed3\u5c3e\uff0c\u90a3\u4e48\u5c31\u610f\u5473\u7740\u626b\u63cf\u7ed3\u675f\u4e86\u3002\u5982\u679c\u9047\u5230\u4e86\u4e0d\u5e94\u8be5\u88ab\u5220\u6389\u7684\u5b57\u7b26\uff0c\u90a3\u4e48\u5c31\u628at\u7684\u6240\u6307\u5185\u5bb9\u590d\u5236\u5230p\u6240\u6307\u7684\u5730\u65b9\uff0c\u7136\u540ep\u548ct\u540c\u6b65\u540e\u79fb\uff0c\u5982\u679c\u9047\u5230\u4e86\u5e94\u8be5\u5220\u6389\u7684\u5b57\u7b26\uff0c\u90a3\u4e48t\u7ee7\u7eed\u540e\u79fb\uff0c\u800cp\u4e0d\u52a8\u3002\u626b\u63cf\u7ed3\u675f\u4e4b\u540e\uff0cp\u6240\u6307\u7684\u4f4d\u7f6e\u5e94\u8be5\u5c31\u662f\u7ec8\u6b62\u7b26\u53f7&#8217;\\0&#8217;\u7684\u4f4d\u7f6e\uff0c\u6240\u4ee5\u8981\u5199\u4e0a\u7ec8\u6b62\u7b26\u53f7\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f&#8217;\\0&#8217;\u548c\u6570\u503c0\u548c\u903b\u8f91false\u5728C++\u91cc\u9762\u53ef\u4ee5\u8ba4\u4e3a\u662f\u7b49\u4ef7\u7684\u3002\u800c\u5224\u65adt\u6240\u6307\u5b57\u7b26\u662f\u5426\u662fs2\uff0c\u53ef\u4ee5\u7528==\u7684\u903b\u8f91\u5224\u65ad\uff0c\u4e5f\u53ef\u4ee5\u7528\u5f02\u6216\u8ba1\u7b97\uff0c\u81f3\u5c11\u6309\u7167\u6211\u8bb0\u5fc6\u4e2d\u7684\u8bf4\u6cd5\uff0c\u5f02\u6216\u8981\u6bd4==\u5feb\u90a3\u4e48\u4e00\u70b9\u70b9\u3002\u90a3\u4e2a\u770b\u8d77\u6765\u5f88\u957f\u7684for\u7684\u7b2c\u4e09\u90e8\u5206\uff0c\u53ea\u6709\u4e00\u5904\u662f\u6709\u70b9\u6280\u5de7\uff0c\u5c31\u662f=\u5de6\u4fa7\u548c\u53f3\u4fa7\u5206\u522b\u662f++\u548c&#8211;\uff0c\u8fd9\u4f7f\u5f97p\u5728\u6267\u884c\u5220\u9664\u64cd\u4f5c\u7684\u65f6\u5019\u79fb\u4f4d\u6548\u679c\u62b5\u6d88\uff0c\u800c\u53ea\u8ba9t\u540e\u79fb\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6559C++\u7f16\u7a0b\u8bfe\uff0c\u9047\u5230\u5b66\u751f\u95ee\u4e86\u4e2a\u95ee\u9898\uff0c\u867d\u7136\u9898\u76ee\u5f88\u7b80\u5355\uff0c\u4f46\u8981\u5199\u51fa\u8db3\u591f\u6709\u8da3\u7684\u4ee3\u7801\u8fd8\u662f\u53ef &hellip; <a href=\"https:\/\/www.pufengdu.org\/blog\/?p=330\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"_links":{"self":[{"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/330"}],"collection":[{"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=330"}],"version-history":[{"count":7,"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/330\/revisions"}],"predecessor-version":[{"id":338,"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=\/wp\/v2\/posts\/330\/revisions\/338"}],"wp:attachment":[{"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=330"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=330"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pufengdu.org\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=330"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}