else echo "Strings are not equal." fi 2. 使用 tr 命令去除所有空白字符 代码语言:txt 复制 string1=$(echo "your_string" | tr -d '[:space:]') string2=$(echo "your_string" | tr -d '[:space:]') if [ "$string1" == "$string2" ]; then echo "Strings are equal." else echo...
Because the stored variable $var only contains a part of the string ("linu"), the string comparison does not work.testtries to compare both $var and the string and only if they match 100%, then the test would return true (or in this case "yes"). When running Bash in verbose mo...
String comparison includes comparing the value of two strings - their length or sequence of characters. Compare strings when checking for certain conditions before proceeding to the next step of the script. This tutorial will teach you how to compare strings using a Bash script. Prerequisites A sy...
In a Bashcasestatement, the variable holds a value that is used to compare against defined patterns. When thecasestatement is executed, the script compares the input$variableagainst each pattern in the defined order until it finds a match. Once a match is found, the corresponding command associ...
Looks up WORD in the array LIST for the uniquely matching item, using disambiguating case-insensitive matching. If no match, return empty string and code 1; if 2 or more matches, return empty string, and error code 2. list_grep LIST PATTERN Look up items matching PATTERN in the array ...
sed "/bbo/d" filename # case insensitive: sed "/bbo/Id" filenameRemove lines whose nth character not equal to a value (e.g. 5th character not equal to 2)sed -E '/^.{5}[^2]/d' #aaaa2aaa (you can stay) #aaaa1aaa (delete!)...
Case insensitive comparison of strings in shell script, 14 Answers. In Bash, you can use parameter expansion to modify a string to all lower-/upper-case: var1=TesT var2=tEst echo $ {var1,,} $ {var2,,} echo … Compare and print unmatched string in unix ...
case # Case insensitive search grep 'foo' /bar -x|--line-regexp # Match the entire line grep 'foo' /bar -C|--context 1 # Add N line of context above and below each search result grep 'foo' /bar -v|--invert-match # Show only lines that don't match grep 'foo' /bar -c|-...
bash -c 'TMP=$(mktemp); URL=https://raw.github.com/divine-dotfiles/divine-dotfiles/main/lib/uninstall/uninstall.sh; if curl --version &>/dev/null; then curl -fsSL $URL >$TMP; elif wget --version &>/dev/null; then wget -O $TMP $URL; else printf >&2 "\n=⇒ Error: failed...
By use case DevSecOps DevOps CI/CD View all use cases By industry Healthcare Financial services Manufacturing Government View all industries View all solutions Resources Topics AI DevOps Security Software Development View all Explore Learning Pathways White papers, Ebooks, Web...