{"id":56,"date":"2017-09-13T09:12:23","date_gmt":"2017-09-13T00:12:23","guid":{"rendered":"http:\/\/dev.e-luda.com\/dev-note\/?p=108"},"modified":"2017-09-13T09:12:23","modified_gmt":"2017-09-13T00:12:23","slug":"bash-shell-%ec%a0%95%eb%a6%ac","status":"publish","type":"post","link":"http:\/\/dev.e-luda.com\/dev-note\/?p=56","title":{"rendered":"bash shell \uc815\ub9ac"},"content":{"rendered":"<p>bash shell(\ubc30\uc26c \uc258) : <strong>B<\/strong>ourne <strong>A<\/strong>gain <strong>Sh<\/strong>ell , \uba85\ub839\uc5b4 Line Shell<\/p>\n<p>&#8212; \ubcc0\uc218 \ud560\ub2f9 :<br \/>\ne.g. vCount=$(echo $output | ls -1 &lt;path&gt; | wc -l) , &lt;path&gt;\ub0b4 \ud30c\uc77c \uac2f\uc218\ub97c vCount\uc5d0 \ud560\ub2f9\ud55c\ub2e4.<\/p>\n<p>&#8211;\uc870\uac74\ubb38 :<br \/>\ne.g. centos 7 \uae30\uc900, \ubb38\uc790\uc5f4 \ube44\uad50<br \/>\nif [ &lt;\ubb38\uc790\uc5f4\ubcc0\uc218&gt; = &#8220;\ubb38\uc790\uc5f4&#8221; ]<br \/>\nthen<br \/>\n&#8230;<br \/>\nelse<br \/>\n&#8230;<br \/>\nfi<br \/>\ne.g. centos 7 \uae30\uc900, \uc22b\uc790 \ube44\uad50<br \/>\nif [ &lt;\uc22b\uc790\ubcc0\uc218&gt; gt 0 ]<br \/>\nthen<br \/>\n&#8230;<br \/>\nelse<br \/>\n&#8230;<br \/>\nfi<\/p>\n","protected":false},"excerpt":{"rendered":"<p>bash shell(\ubc30\uc26c \uc258) : Bourne Again Shell , \uba85\ub839\uc5b4 Line Shell &#8212; \ubcc0\uc218 \ud560\ub2f9 : e.g. vCount=$(echo $output | ls -1 &lt;path&gt; | wc -l) , &lt;path&gt;\ub0b4 \ud30c\uc77c \uac2f\uc218\ub97c vCount\uc5d0 \ud560\ub2f9\ud55c\ub2e4. &#8211;\uc870\uac74\ubb38 : e.g. centos 7 \uae30\uc900, \ubb38\uc790\uc5f4 \ube44\uad50 if [ &lt;\ubb38\uc790\uc5f4\ubcc0\uc218&gt; = &#8220;\ubb38\uc790\uc5f4&#8221; ] then &#8230; else &#8230; fi e.g. centos 7 \uae30\uc900, \uc22b\uc790 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/dev.e-luda.com\/dev-note\/?p=56\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;bash shell \uc815\ub9ac&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-56","post","type-post","status-publish","format-standard","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>bash shell \uc815\ub9ac - \ub9c8\ubc95\uc0ac\ub9ac\uc758\uac1c\ubc1c\ub178\ud2b8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/dev.e-luda.com\/dev-note\/?p=56\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"bash shell \uc815\ub9ac - \ub9c8\ubc95\uc0ac\ub9ac\uc758\uac1c\ubc1c\ub178\ud2b8\" \/>\n<meta property=\"og:description\" content=\"bash shell(\ubc30\uc26c \uc258) : Bourne Again Shell , \uba85\ub839\uc5b4 Line Shell &#8212; \ubcc0\uc218 \ud560\ub2f9 : e.g. vCount=$(echo $output | ls -1 &lt;path&gt; | wc -l) , &lt;path&gt;\ub0b4 \ud30c\uc77c \uac2f\uc218\ub97c vCount\uc5d0 \ud560\ub2f9\ud55c\ub2e4. &#8211;\uc870\uac74\ubb38 : e.g. centos 7 \uae30\uc900, \ubb38\uc790\uc5f4 \ube44\uad50 if [ &lt;\ubb38\uc790\uc5f4\ubcc0\uc218&gt; = &#8220;\ubb38\uc790\uc5f4&#8221; ] then &#8230; else &#8230; fi e.g. centos 7 \uae30\uc900, \uc22b\uc790 &hellip; \ub354 \ubcf4\uae30 &quot;bash shell \uc815\ub9ac&quot;\" \/>\n<meta property=\"og:url\" content=\"http:\/\/dev.e-luda.com\/dev-note\/?p=56\" \/>\n<meta property=\"og:site_name\" content=\"\ub9c8\ubc95\uc0ac\ub9ac\uc758\uac1c\ubc1c\ub178\ud2b8\" \/>\n<meta property=\"article:published_time\" content=\"2017-09-13T00:12:23+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"wizardlee\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"http:\/\/dev.e-luda.com\/dev-note\/#website\",\"url\":\"http:\/\/dev.e-luda.com\/dev-note\/\",\"name\":\"\ub9c8\ubc95\uc0ac\ub9ac\uc758\uac1c\ubc1c\ub178\ud2b8\",\"description\":\"\ub2e4\ub978 \uc6cc\ub4dc\ud504\ub808\uc2a4 \uc0ac\uc774\ud2b8\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\/\/dev.e-luda.com\/dev-note\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"ko-KR\"},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/dev.e-luda.com\/dev-note\/?p=56#webpage\",\"url\":\"http:\/\/dev.e-luda.com\/dev-note\/?p=56\",\"name\":\"bash shell \uc815\ub9ac - \ub9c8\ubc95\uc0ac\ub9ac\uc758\uac1c\ubc1c\ub178\ud2b8\",\"isPartOf\":{\"@id\":\"http:\/\/dev.e-luda.com\/dev-note\/#website\"},\"datePublished\":\"2017-09-13T00:12:23+00:00\",\"dateModified\":\"2017-09-13T00:12:23+00:00\",\"author\":{\"@id\":\"http:\/\/dev.e-luda.com\/dev-note\/#\/schema\/person\/7e381f3b46b7824adbe15ff43b53c42c\"},\"breadcrumb\":{\"@id\":\"http:\/\/dev.e-luda.com\/dev-note\/?p=56#breadcrumb\"},\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/dev.e-luda.com\/dev-note\/?p=56\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\/\/dev.e-luda.com\/dev-note\/?p=56#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"http:\/\/dev.e-luda.com\/dev-note\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"bash shell \uc815\ub9ac\"}]},{\"@type\":\"Person\",\"@id\":\"http:\/\/dev.e-luda.com\/dev-note\/#\/schema\/person\/7e381f3b46b7824adbe15ff43b53c42c\",\"name\":\"wizardlee\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"http:\/\/dev.e-luda.com\/dev-note\/#personlogo\",\"inLanguage\":\"ko-KR\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/6eaa1dedfb9710f350bbf8ccb317e7cfa2a5a277b535c6558bc57169262ec430?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/6eaa1dedfb9710f350bbf8ccb317e7cfa2a5a277b535c6558bc57169262ec430?s=96&d=mm&r=g\",\"caption\":\"wizardlee\"},\"sameAs\":[\"http:\/\/dev.e-luda.com\/dev-note\"],\"url\":\"http:\/\/dev.e-luda.com\/dev-note\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"bash shell \uc815\ub9ac - \ub9c8\ubc95\uc0ac\ub9ac\uc758\uac1c\ubc1c\ub178\ud2b8","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"http:\/\/dev.e-luda.com\/dev-note\/?p=56","og_locale":"ko_KR","og_type":"article","og_title":"bash shell \uc815\ub9ac - \ub9c8\ubc95\uc0ac\ub9ac\uc758\uac1c\ubc1c\ub178\ud2b8","og_description":"bash shell(\ubc30\uc26c \uc258) : Bourne Again Shell , \uba85\ub839\uc5b4 Line Shell &#8212; 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