{"id":212,"date":"2015-05-08T15:24:45","date_gmt":"2015-05-08T07:24:45","guid":{"rendered":"http:\/\/owemeawe.com\/?p=212"},"modified":"2015-05-08T15:24:45","modified_gmt":"2015-05-08T07:24:45","slug":"%e8%bd%aclinux-shell%e8%84%9a%e6%9c%acfor%e5%be%aa%e7%8e%af%e6%80%bb%e7%bb%93","status":"publish","type":"post","link":"https:\/\/peloo.net\/?p=212","title":{"rendered":"(\u8f6c)linux shell\u811a\u672cfor\u5faa\u73af\u603b\u7ed3"},"content":{"rendered":"<p><span style=\"font-size: medium\">\u5173\u4e8eshell\u4e2d\u7684for\u5faa\u73af\u7528\u6cd5\u5f88\u591a\uff0c\u4e00\u76f4\u60f3\u603b\u7ed3\u4e00\u4e0b\uff0c\u4eca\u5929\u7f51\u4e0a\u770b\u5230\u4e0a\u4e00\u7bc7\u5173\u4e8efor\u5faa\u73af\u7528\u6cd5\u7684\u603b\u7ed3\uff0c\u611f\u89c9\u5f88\u5168\u9762\uff0c\u6240\u4ee5\u5c31\u8f6c\u8fc7\u6765\u7814\u7a76\u7814\u7a76\uff0c\u563f\u563f...<br \/>\n<\/span><\/p>\n<div id=\"blog_text\" class=\"cnt\">\n<p><span style=\"font-size: medium\">1\u3001 for((i=1;i&lt;=10;i++));do echo $(expr $i \\* 4);done<br \/>\n2\u3001\u5728shell\u4e2d\u5e38\u7528\u7684\u662f for i in $(seq 10)<br \/>\n3\u3001for i in `ls`<\/span><\/p>\n<p><span style=\"font-size: medium\">4\u3001for i in ${arr[@]}<br \/>\n5\u3001for i in $* ; do<br \/>\n6\u3001for File in \/proc\/sys\/net\/ipv4\/conf\/*\/accept_redirects; do<br \/>\n7\u3001for i in f1 f2 f3 ;do<br \/>\n8\u3001for i in *.txt<br \/>\n9\u3001for i in $(ls *.txt)<br \/>\nfor in\u8bed\u53e5\u4e0e` `\u548c$( )\u5408\u7528\uff0c\u5229\u7528` `\u6216$( )\u7684\u5c06\u591a\u884c\u5408\u4e3a\u4e00\u884c\u7684\u7f3a\u9677\uff0c\u5b9e\u9645\u662f\u5408\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\u6570\u7ec4<br \/>\n10\u3001LIST=\"rootfs usr data data2\"<br \/>\nfor d in $LIST; do<br \/>\n\u7528for in\u8bed\u53e5\u81ea\u52a8\u5bf9\u5b57\u7b26\u4e32\u6309\u7a7a\u683c\u904d\u5386\u7684\u7279\u6027\uff0c\u5bf9\u591a\u4e2a\u76ee\u5f55\u904d\u5386<br \/>\n11\u3001for i in {1..10}<br \/>\n12\u3001for i in stringchar {1..10}<br \/>\n13\u3001awk 'BEGIN{for(i=1; i&lt;=10; i++) print i}'<\/span><\/p>\n<p><span style=\"font-size: medium\">\u6ce8\u610f\uff1aAWK\u4e2d\u7684for\u5faa\u73af\u5199\u6cd5\u548cC\u8bed\u8a00\u4e00\u6837\u7684<\/span><\/p>\n<p>\u51fa\u5904\uff1ahttp:\/\/blog.chinaunix.net\/uid-20754793-id-177766.html<\/p>\n<p><span style=\"font-size: medium\"><\/p>\n<p>===============================================================<br \/>\n<\/span><\/p>\n<\/div>\n<div class=\"cnt\"><\/div>\n<table style=\"height: 988px\" border=\"1\" width=\"613\" cellspacing=\"0\" cellpadding=\"0\" bgcolor=\"#f1f1f1\">\n<tbody>\n<tr>\n<td><span style=\"font-size: medium\"><code>01.#\/bin\/bash<\/p>\n<p>02.# author: &lt;a title=\"\" href=\"http:\/\/blog.csdn.net\/ablo_zhou\" target=\"_blank\"&gt;\u5468\u6d77\u6c49&lt;\/a&gt;<\/p>\n<p>03.# date :2010.3.25<\/p>\n<p>04.# blog.csdn.net\/ablo_zhou<\/p>\n<p>05.arr=(\"a\" \"b\" \"c\")<br \/>\n06.echo \"arr is (${arr[@]})\"<br \/>\n07.echo \"item in array:\"<br \/>\n08.for i in ${arr[@]}<br \/>\n09.do<br \/>\n10. echo \"$i\"<br \/>\n11.done<br \/>\n12.echo \"\u53c2\u6570,\\$*\u8868\u793a\u811a\u672c\u8f93\u5165\u7684\u6240\u6709\u53c2\u6570\uff1a\"<br \/>\n13.for i in $* ; do<br \/>\n14.echo $i<br \/>\n15.done<br \/>\n16.echo<br \/>\n17.echo '\u5904\u7406\u6587\u4ef6 \/proc\/sys\/net\/ipv4\/conf\/*\/accept_redirects\uff1a'<br \/>\n18.for File in \/proc\/sys\/net\/ipv4\/conf\/*\/accept_redirects; do<br \/>\n19.echo $File<br \/>\n20.done<br \/>\n21.echo \"\u76f4\u63a5\u6307\u5b9a\u5faa\u73af\u5185\u5bb9\"<br \/>\n22.for i in f1 f2 f3 ;do<br \/>\n23.echo $i<br \/>\n24.done<br \/>\n25.echo<br \/>\n26.echo \"C \u8bed\u6cd5for \u5faa\u73af:\"<br \/>\n27.for (( i=0; i&lt;10; i++)); do<br \/>\n28.echo $i<br \/>\n29.done <\/code><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>\u5173\u4e8eshell\u4e2d\u7684for\u5faa\u73af\u7528\u6cd5\u5f88\u591a\uff0c\u4e00\u76f4\u60f3\u603b\u7ed3\u4e00\u4e0b\uff0c\u4eca\u5929\u7f51\u4e0a\u770b\u5230\u4e0a\u4e00\u7bc7\u5173\u4e8efor\u5faa\u73af\u7528\u6cd5\u7684\u603b\u7ed3\uff0c\u611f\u89c9\u5f88\u5168\u9762\uff0c\u6240\u4ee5\u5c31\u8f6c\u8fc7\u6765\u7814\u7a76\u7814\u7a76\uff0c\u563f\u563f&#8230; 1\u3001 for((i=1;i&lt;=10;i++));do echo $(expr $i \\* 4);done 2\u3001\u5728shell\u4e2d\u5e38\u7528\u7684\u662f for i in $(seq 10) 3\u3001for i in `ls` 4\u3001for i in ${arr[@]} 5\u3001for i in $* ; do 6\u3001for File in \/proc\/sys\/net\/ipv4\/conf\/*\/accept_redirects; do 7\u3001for i in f1 f2 f3 ;do 8\u3001for i in *.txt 9\u3001for i in $(ls *.txt) for in\u8bed\u53e5\u4e0e` `\u548c$( )\u5408\u7528\uff0c\u5229\u7528` `\u6216$( )\u7684\u5c06\u591a\u884c\u5408\u4e3a\u4e00\u884c\u7684\u7f3a\u9677\uff0c\u5b9e\u9645\u662f\u5408\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\u6570\u7ec4&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/peloo.net\/index.php?rest_route=\/wp\/v2\/posts\/212"}],"collection":[{"href":"https:\/\/peloo.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/peloo.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/peloo.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/peloo.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=212"}],"version-history":[{"count":1,"href":"https:\/\/peloo.net\/index.php?rest_route=\/wp\/v2\/posts\/212\/revisions"}],"predecessor-version":[{"id":213,"href":"https:\/\/peloo.net\/index.php?rest_route=\/wp\/v2\/posts\/212\/revisions\/213"}],"wp:attachment":[{"href":"https:\/\/peloo.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/peloo.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/peloo.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}