substring="world" if [[ "$original_string" == *"$substring"* ]]; then echo "The original string contains the substring." else echo "The original string does not contain the substring." fi 在这个例子中,*"$substring"* 是一个模式,表示 original_string 中可以包含任何字符,然后是 substring...
function substr { STRING_A=$1 STRING_B=$2 if [[ ${STRING_A/${STRING_B}//} == $STRING_A ]] then ## is not substring. echo N return 0 else ## is substring. echo Y return 1 fi } substr "ThisIsAString" "SUBString" # should output N substr "ThisIsAString" "String" # shoul...
true if the String contains the search character, false if not or null string input 判断是否包含另外的子串 org.apache.commons.lang.StringUtils contains方法 写道 public static boolean contains(String str, String searchStr) Checks if String contains a search String, handling null. This method uses ...
expr match "$string" '$substring' $substring是一个正则表达式expr "$string" : '$substring' $substring是一个正则表达式 1 stringZ=abcABC123ABCabc 2 # |---| 3 4 echo `expr match "$stringZ" 'abc[A-Z]*.2'` # 8 5 echo `expr "$stringZ" : 'abc[A-Z]*.2'` # 8索引 expr ind...
想了解更多请阅读 bash 的 man 页: man bash man cut 另请参见:Bash String Comparison: Find Out IF a Variable Contains a Substring 译文出处 via:https://www.cyberciti.biz/faq/how-to-extract-substring-in-bash/ 作者:Vivek Gite译者:lujun9972校对:wxy...
contents of the variable.az account list--query"[? contains(name, 'Test')].id"-otsv# Returns the subscription id of a non-default subscription containing the substring 'Test'subscriptionId="$(az account list --query "[? contains(name, 'Test')].id"-otsv)# Captures the subscription id...
aws_cloudfront_distribution_for_origin.sh - returns the AWS CloudFront ARN of the distribution which serves origins containing a given substring. Useful for quickly finding the CloudFront ARN needed to give permissions to a private S3 bucket exposed via CloudFront aws_cloudtrails_cloudwatch.sh - list...
echo "$VAR contains the substring sequence \"txt\"" fi echo命令可以与命令替换组合起来, 这样可以用来设置一个变量. a=`echo "HELLO" | tr A-Z a-z` 小心echo `command`将会删除任何由command所产生的换行符.$IFS (内部域分隔符) 一搬都会将 \n (换行符) 包含在它的空白字符集合中.Bash因此会根据...
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If set to the value exact, the string supplied must match the name of a stopped job exactly; if set to substring, the string supplied needs to match a substring of the name of a stopped job. The sub- string value provides functionality analogous to the %? job identifier (see JOB ...