{"id":1238,"date":"2011-03-24T16:34:28","date_gmt":"2011-03-24T08:34:28","guid":{"rendered":"http:\/\/blog.pighead.cc\/whsyu\/?p=1238"},"modified":"2011-03-24T16:45:39","modified_gmt":"2011-03-24T08:45:39","slug":"here-strings-of-bash","status":"publish","type":"post","link":"https:\/\/blog.pighead.cc\/whsyu\/2011\/03\/24\/here-strings-of-bash\/","title":{"rendered":"bash \u7684 &lt;&lt;&lt;"},"content":{"rendered":"<p class=\"bb-post-separator\"><strong>[\u83ef\u8a9e, cmn-Hant-TW]  <\/strong><\/p><p>\u6709\u6642\u5019\u6703\u770b\u5230\u7528 bash \u5beb\u7684 script \u88e1\u9762\u6709 &lt;&lt;&lt; \u9019\u7a2e\u7528\u6cd5\uff0c\u554a\u9019\u500b\u8a9e\u6cd5 sh \u662f\u5403\u4e0d\u9032\u53bb\u7684\uff0c\u6211\u5011\u9019\u7a2e sh \u57fa\u672c\u6559\u7fa9\u6d3e\u7576\u7136\u6703\u60f3\u8981\u628a\u4ed6\u6d88\u6ec5\u6389\u3002 \u6d88\u6ec5\u7684\u65b9\u6cd5\u4e5f\u4e0d\u96e3\uff0c\u9019\u500b\u8a9e\u6cd5\u5176\u5be6\u5c31\u662f\u628a &lt;&lt;&lt; \u5f8c\u9762\u5b57\u4e32\u8b8a\u6578\u7684\u5167\u5bb9\u4e1f\u7d66\u524d\u9762\u7684\u6771\u897f (\u7a0b\u5f0f\uff0c\u6216\u662f\u53e6\u5916\u4e00\u500b script) \u5403\u800c\u5df2\uff0c\u6240\u4ee5\u6539\u7528 pipeline \u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<h5> bash: <\/h5>\n<pre lang=\"bash\" escaped=\"true\">\r\nrun.sh &lt;&lt;&lt; $var \r\n<\/pre>\n<h5> sh: <\/h5>\n<pre lang=\"bash\">\r\necho \"$var\" | run.sh\r\n<\/pre>\n<p>\u8981\u6ce8\u610f\u7684\u662f echo \u7684\u8b8a\u6578\u6700\u597d\u8981\u7528\u96d9\u5f15\u865f\u5305\u8d77\u4f86\uff0c\u907f\u514d\u5b57\u4e32\u5167\u7684\u63db\u884c\u5b57\u5143\u4e4b\u985e\u7684\u6771\u897f(\u5982\u679c\u6709\u7684\u8a71)\u88ab\u5403\u6389 \u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[\u83ef\u8a9e, cmn-Hant-TW] \u6709\u6642\u5019\u6703\u770b\u5230\u7528 bash \u5beb\u7684 script \u88e1\u9762\u6709 &lt;&lt;&lt; \u9019\u7a2e\u7528\u6cd5\uff0c\u554a\u9019\u500b\u8a9e\u6cd5 sh \u662f\u5403\u4e0d\u9032\u53bb\u7684\uff0c\u6211\u5011\u9019\u7a2e sh \u57fa\u672c\u6559\u7fa9\u6d3e\u7576\u7136\u6703\u60f3\u8981\u628a\u4ed6\u6d88\u6ec5\u6389\u3002 \u6d88\u6ec5\u7684\u65b9\u6cd5\u4e5f\u4e0d\u96e3\uff0c\u9019\u500b\u8a9e\u6cd5\u5176\u5be6\u5c31\u662f\u628a &lt;&lt;&lt; \u5f8c\u9762\u5b57\u4e32\u8b8a\u6578\u7684\u5167\u5bb9\u4e1f\u7d66\u524d\u9762\u7684\u6771\u897f (\u7a0b\u5f0f\uff0c\u6216\u662f\u53e6\u5916\u4e00\u500b script) \u5403\u800c\u5df2\uff0c\u6240\u4ee5\u6539\u7528 pipeline \u5c31\u53ef\u4ee5\u4e86\u3002 bash: run.sh &lt;&lt;&lt; $var sh: echo &#8220;$var&#8221; | run.sh \u8981\u6ce8\u610f\u7684\u662f echo \u7684\u8b8a\u6578\u6700\u597d\u8981\u7528\u96d9\u5f15\u865f\u5305\u8d77\u4f86\uff0c\u907f\u514d\u5b57\u4e32\u5167\u7684\u63db\u884c\u5b57\u5143\u4e4b\u985e\u7684\u6771\u897f(\u5982\u679c\u6709\u7684\u8a71)\u88ab\u5403\u6389 \u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[200],"tags":[230,4271],"class_list":["post-1238","post","type-post","status-publish","format-standard","hentry","category-development","tag-bash","tag-shell-scripts"],"_links":{"self":[{"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/posts\/1238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/comments?post=1238"}],"version-history":[{"count":17,"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/posts\/1238\/revisions"}],"predecessor-version":[{"id":1255,"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/posts\/1238\/revisions\/1255"}],"wp:attachment":[{"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/media?parent=1238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/categories?post=1238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.pighead.cc\/whsyu\/wp-json\/wp\/v2\/tags?post=1238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}