#!\/bin\/sh<\/p>\n
myPath=”\/var\/log\/httpd\/”
\nmyFile=”\/var\/log\/httpd\/access.log”<\/p>\n
#\u8fd9\u91cc\u7684-x \u53c2\u6570\u5224\u65ad$myPath\u662f\u5426\u5b58\u5728\u5e76\u4e14\u662f\u5426\u5177\u6709\u53ef\u6267\u884c\u6743\u9650<\/p>\n
if [ ! -x \"$myPath\"]; then\r\n mkdir \"$myPath\"\r\n fi<\/pre>\n#\u8fd9\u91cc\u7684-d \u53c2\u6570\u5224\u65ad$myPath\u662f\u5426\u5b58\u5728<\/p>\n
if [ ! -d \"$myPath\"]; then\r\n mkdir \"$myPath\"\r\n fi<\/pre>\n#\u8fd9\u91cc\u7684-f\u53c2\u6570\u5224\u65ad$myFile\u662f\u5426\u5b58\u5728<\/p>\n
if [ ! -f \"$myFile\" ]; then\r\n touch \"$myFile\"\r\n fi<\/pre>\n#\u5176\u4ed6\u53c2\u6570\u8fd8\u6709-n,-n\u662f\u5224\u65ad\u4e00\u4e2a\u53d8\u91cf\u662f\u5426\u662f\u5426\u6709\u503c<\/p>\n
if [ ! -n \"$myVar\" ]; then\r\n echo \"$myVar is empty\"\r\n exit 0\r\n fi<\/pre>\n#\u4e24\u4e2a\u53d8\u91cf\u5224\u65ad\u662f\u5426\u76f8\u7b49<\/p>\n
if [ \"$var1\" = \"$var2\" ]; then\r\n echo '$var1 eq $var2'\r\n else\r\n echo '$var1 not eq $var2'\r\n fi<\/pre>\n\u5224\u65ad\u4e00\u4e2a\u53d8\u91cf\u662f\u4e0d\u662f\u7eaf\u6570\u5b57<\/p>\n
if [[ $object_id =~ ^[0-9]+$ ]]; then\r\n\u00a0 \u00a0 echo \"$object_id is a number\"\r\nfi<\/pre>\n","protected":false},"excerpt":{"rendered":"#!\/bin\/sh myPath=”\/var\/log\/httpd\/” myFile=”\/var\/log\/httpd\/access.log” #\u8fd9\u91cc\u7684-x \u53c2\u6570\u5224\u65ad$myPath\u662f\u5426\u5b58\u5728\u5e76\u4e14\u662f\u5426\u5177\u6709\u53ef\u6267\u884c\u6743\u9650 if [ ! -x “$myPath”]; then mkdir “$myPath” fi #\u8fd9\u91cc\u7684-d \u53c2\u6570\u5224\u65ad$myPath\u662f\u5426\u5b58\u5728 if [ ! -d “$myPath”]; then mkdir “$myPath” fi #\u8fd9\u91cc\u7684-f\u53c2\u6570\u5224\u65ad$myFile\u662f\u5426\u5b58\u5728 if [ ! -f “$myFile” ]; then touch “$myFile” fi #\u5176\u4ed6\u53c2\u6570\u8fd8\u6709-n,-n\u662f\u5224\u65ad\u4e00\u4e2a\u53d8\u91cf\u662f\u5426\u662f\u5426\u6709\u503c if [ ! -n “$myVar” ]; then echo “$myVar is empty” exit 0 fi #\u4e24\u4e2a\u53d8\u91cf\u5224\u65ad\u662f\u5426\u76f8\u7b49 if [ “$var1” […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-5276","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/5276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5276"}],"version-history":[{"count":7,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/5276\/revisions"}],"predecessor-version":[{"id":6794,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/5276\/revisions\/6794"}],"wp:attachment":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}