{"id":140,"date":"2017-11-10T16:55:37","date_gmt":"2017-11-10T08:55:37","guid":{"rendered":"http:\/\/www.wuchangsong.com\/?p=140"},"modified":"2017-11-10T17:31:40","modified_gmt":"2017-11-10T09:31:40","slug":"%e9%80%9a%e9%85%8d%e7%ac%a6%e4%b8%8e%e7%89%b9%e6%ae%8a%e7%ac%a6%e5%8f%b7","status":"publish","type":"post","link":"http:\/\/www.wuchangsong.com\/?p=140","title":{"rendered":"\u901a\u914d\u7b26\u4e0e\u7279\u6b8a\u7b26\u53f7"},"content":{"rendered":"<p>\u901a\u914d\u7b26\u662fbash\u64cd\u4f5c\u73af\u5883\u4e2d\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\uff0c\u5229\u7528\u5b83\u6211\u4eec\u5904\u7406\u6570\u636e\u5c31\u66f4\u52a0\u65b9\u4fbf\u3002<\/p>\n<pre>*\uff1a\u4ee3\u88680\u4e2a\u5230\u65e0\u7a77\u591a\u4e2a\u4efb\u610f\u5b57\u7b26\r\n?: \u4ee3\u8868\u4e00\u5b9a\u6709\u4e00\u4e2a\u4efb\u610f\u5b57\u7b26\r\n[]: \u540c\u6837\u4ee3\u8868\u4e00\u5b9a\u6709\u4e00\u4e2a\u5728\u4e2d\u62ec\u53f7\u5185\u7684\u5b57\u7b26\uff08\u975e\u4efb\u610f\u5b57\u7b26\uff09\r\n[-]:\u00a0\u82e5\u6709\u51cf\u53f7\u5728\u4e2d\u62ec\u53f7\u5185\u65f6\uff0c\u4ee3\u8868\u300e\u5728\u7f16\u7801\u987a\u5e8f\u5185\u7684\u6240\u6709\u5b57\u7b26\u300f\u3002\u4f8b\u5982 [0-9] \u4ee3\u8868 0 \u5230 9 \u4e4b\u95f4\u7684\u6240\u6709\u6570\u5b57\uff0c\u56e0\u4e3a\u6570\u5b57\u7684\u8bed\u7cfb\u7f16\u7801\u662f\u8fde\u7eed\u7684\r\n[^]:\u00a0\u82e5\u4e2d\u62ec\u53f7\u5185\u7684\u7b2c\u4e00\u4e2a\u5b57\u7b26\u4e3a\u6307\u6570\u7b26\u53f7 (^) \uff0c\u90a3\u8868\u793a\u300e\u53cd\u5411\u9009\u62e9\u300f\uff0c\u4f8b\u5982 [^abc] \u4ee3\u8868 \u4e00\u5b9a\u6709\u4e00\u4e2a\u5b57\u7b26\uff0c\u53ea\u8981\u662f\u975e a, b, c \u7684\u5176\u4ed6\u5b57\u7b26\u5c31\u63a5\u53d7\u7684\u610f\u601d\r\n<\/pre>\n<p>\u7279\u6b8a\u5b57\u7b26<\/p>\n<pre>#: \u6ce8\u91ca\uff0c\u8fd9\u4e2a\u6700\u5e38\u7528\u5728script\u4e2d\uff0c\u89c6\u4e3a\u8bf4\u660e.\u5176\u540e\u7684\u6570\u636e\u5747\u4e0d\u6267\u884c\r\n\\: \u8f6c\u4e49\u7b26\u53f7\uff0c\u5c06\u7279\u6b8a\u5b57\u7b26\u6216\u901a\u914d\u7b26\u8fd8\u539f\u6210\u4e00\u822c\u5b57\u7b26\r\n|: \u5206\u9694\u4e24\u4e2a\u7ba1\u7ebf\u547d\u4ee4\u7684\u754c\u5b9a\r\n;: \u8fde\u7eed\u6027\u547d\u4ee4\u7684\u754c\u5b9a\uff08\u6ce8\u610f\uff0c\u4e0e\u7ba1\u7ebf\u547d\u4ee4\u5e76\u4e0d\u76f8\u540c\uff09\r\n~: \u7528\u6237\u7684\u4e3b\u6587\u4ef6\u5939\r\n$: \u4f7f\u7528\u53d8\u91cf\u524d\u5bfc\u7b26\r\n&amp;: \u5c06\u6307\u4ee4\u53d8\u6210\u5728\u80cc\u666f\u4e0b\u5de5\u4f5c\r\n!: \u903b\u8f91\u8fd0\u7b97\u4e2d\u7684\u201c\u975e\u201d\r\n\/: \u8def\u5f84\u5206\u9694\u7b26\u53f7\r\n&gt;,&gt;&gt;: \u6570\u636e\u6d41\u91cd\u5b9a\u5411\uff0c\u8f93\u51fa\u5bfc\u5411\uff0c\u4ee3\u8868\u66ff\u6362\u548c\u7d2f\u52a0\r\n&lt;,&lt;&lt;: \u6570\u636e\u6d41\u91cd\u5b9a\u5411\uff0c\u8f93\u5165\u5bfc\u5411\r\n'': \u5355\u5f15\u53f7\uff0c\u4e0d\u5177\u6709\u53d8\u91cf\u7f6e\u6362\u7684\u529f\u80fd\r\n\"\": \u5177\u6709\u53d8\u91cf\u7f6e\u6362\u7684\u529f\u80fd\r\n``: \u4e24\u4e2a\u201c`\u201d\u4e2d\u95f4\u4e3a\u53ef\u4ee5\u5148\u6267\u884c\u7684\u6307\u4ee4\r\n(): \u4e2d\u95f4\u4e3a\u5b50shell\u7684\u8d77\u59cb\u4e0e\u7ed3\u675f\r\n{}: \u4e2d\u95f4\u4e3a\u547d\u4ee4\u5757\u7684\u7ec4\u5408\r\n<\/pre>\n<p>\u4ee5\u4e0a\u4e3abash\u73af\u5883\u4e2d\u5e38\u89c1\u7684\u7279\u6b8a\u5b57\u7b26\uff0c\u7406\u8bba\u4e0a\uff0c\u6211\u4eec\u7684\u6587\u4ef6\u540d\u5c3d\u91cf\u4e0d\u8981\u4f7f\u7528\u5230\u4e0a\u8ff0\u7684\u5b57\u7b26\u3002<\/p>\n<p>\u6458\u81ea\uff1a\u300a\u9e1f\u54e5\u7684\u79c1\u623f\u83dc\u300b\u7b2c\u4e09\u7248 \u57fa\u7840\u5b66\u4e60\u7bc7<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u901a\u914d\u7b26\u662fbash\u64cd\u4f5c\u73af\u5883\u4e2d\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\uff0c\u5229\u7528\u5b83\u6211\u4eec\u5904\u7406\u6570\u636e\u5c31\u66f4\u52a0\u65b9\u4fbf\u3002 *\uff1a\u4ee3\u88680\u4e2a\u5230\u65e0\u7a77\u591a\u4e2a\u4efb\u610f\u5b57\u7b26 ?: \u4ee3\u8868\u4e00\u5b9a\u6709\u4e00\u4e2a\u4efb\u610f\u5b57\u7b26 []: \u540c\u6837\u4ee3\u8868\u4e00\u5b9a\u6709\u4e00\u4e2a\u5728\u4e2d\u62ec\u53f7\u5185\u7684\u5b57\u7b26\uff08\u975e\u4efb\u610f\u5b57\u7b26\uff09 [-]:\u00a0\u82e5\u6709\u51cf\u53f7\u5728\u4e2d\u62ec\u53f7\u5185\u65f6\uff0c\u4ee3\u8868\u300e\u5728\u7f16\u7801\u987a\u5e8f\u5185\u7684\u6240\u6709\u5b57\u7b26\u300f\u3002\u4f8b\u5982 [0-9] \u4ee3\u8868 0 \u5230 9 \u4e4b\u95f4\u7684\u6240\u6709\u6570\u5b57\uff0c\u56e0\u4e3a\u6570\u5b57\u7684\u8bed\u7cfb\u7f16\u7801\u662f\u8fde\u7eed\u7684 [^]:\u00a0\u82e5\u4e2d\u62ec\u53f7\u5185\u7684\u7b2c\u4e00\u4e2a\u5b57\u7b26\u4e3a\u6307\u6570\u7b26\u53f7 (^) \uff0c\u90a3\u8868\u793a\u300e\u53cd\u5411\u9009\u62e9\u300f\uff0c\u4f8b\u5982 [^abc] \u4ee3\u8868 \u4e00\u5b9a\u6709\u4e00\u4e2a\u5b57\u7b26\uff0c\u53ea\u8981\u662f\u975e a, b, c \u7684\u5176\u4ed6\u5b57\u7b26\u5c31\u63a5\u53d7\u7684\u610f\u601d \u7279\u6b8a\u5b57\u7b26 #: \u6ce8\u91ca\uff0c\u8fd9\u4e2a\u6700\u5e38\u7528\u5728script\u4e2d\uff0c\u89c6\u4e3a\u8bf4\u660e.\u5176\u540e\u7684\u6570\u636e\u5747\u4e0d\u6267\u884c \\: \u8f6c\u4e49\u7b26\u53f7\uff0c\u5c06\u7279\u6b8a\u5b57\u7b26\u6216\u901a\u914d\u7b26\u8fd8\u539f\u6210\u4e00\u822c\u5b57\u7b26 |: \u5206\u9694\u4e24\u4e2a\u7ba1\u7ebf\u547d\u4ee4\u7684\u754c\u5b9a ;: \u8fde\u7eed\u6027\u547d\u4ee4\u7684\u754c\u5b9a\uff08\u6ce8\u610f\uff0c\u4e0e\u7ba1\u7ebf\u547d\u4ee4\u5e76\u4e0d\u76f8\u540c\uff09 ~: \u7528\u6237\u7684\u4e3b\u6587\u4ef6\u5939 $: \u4f7f\u7528\u53d8\u91cf\u524d\u5bfc\u7b26 &amp;: \u5c06\u6307\u4ee4\u53d8\u6210\u5728\u80cc\u666f\u4e0b\u5de5\u4f5c !: \u903b\u8f91\u8fd0\u7b97\u4e2d\u7684\u201c\u975e\u201d \/: \u8def\u5f84\u5206\u9694\u7b26\u53f7 &gt;,&gt;&gt;: \u6570\u636e\u6d41\u91cd\u5b9a\u5411\uff0c\u8f93\u51fa\u5bfc\u5411\uff0c\u4ee3\u8868\u66ff\u6362\u548c\u7d2f\u52a0 &lt;,&lt;&lt;: \u6570\u636e\u6d41\u91cd\u5b9a\u5411\uff0c\u8f93\u5165\u5bfc\u5411 &#8221;: \u5355\u5f15\u53f7\uff0c\u4e0d\u5177\u6709\u53d8\u91cf\u7f6e\u6362\u7684\u529f\u80fd &#8220;&#8221;: \u5177\u6709\u53d8\u91cf\u7f6e\u6362\u7684\u529f\u80fd &#8220;: \u4e24\u4e2a\u201c`\u201d\u4e2d\u95f4\u4e3a\u53ef\u4ee5\u5148\u6267\u884c\u7684\u6307\u4ee4 (): \u4e2d\u95f4\u4e3a\u5b50shell\u7684\u8d77\u59cb\u4e0e\u7ed3\u675f {}: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"_links":{"self":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/140"}],"collection":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=140"}],"version-history":[{"count":5,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/140\/revisions"}],"predecessor-version":[{"id":150,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/140\/revisions\/150"}],"wp:attachment":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=140"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}