for file in "$source_dir"/*; do if [ -f "$file" ]; then tar -czf "${file}.tar.gz" "$file" fi done echo "文件已压缩" ``` 7. 统计某个文件中特定字符串出现的次数: ```bash #!/bin/bash file="/path/to/file" search_string="example" count=0 while read -r line; do if ...
Command> grep vaulted-product-ui-test-creds.json * -r ci/product/verify-ui/e2e.jenkinsfile: product_Test_User = credentials('vaulted-product-ui-test-creds.json') deployments/product-ui/e2e/e2e.jenkinsfile: product_Test_User = credentials('vaulted-product-ui-test-creds.json') d...
#!/bin/bash if [ $# -ne 1 ]; then echo "Usage: $0 search_string" exit 1 fi SEARCH_STRING=$1 FILE_TYPE="*.txt" # 根据需要修改文件类型 echo "Searching for '$SEARCH_STRING' in all '$FILE_TYPE' files..." # 查找并输出匹配的行 grep -rni --include="$FILE_TYPE" "$SEARCH_STRI...
Tiny ack-style file search utility.FeaturesShort & written in Bash: you can edit it easily to suit your liking. Fast. Just find + grep + awk. Searches most things by default instead of some known predefined extensions. Ignores .git, .hg, .svn, devices and binary files....
Useful for sampling, running randomized subsets of large test suites etc. random_number.sh - prints a random integer between two integer arguments (inclusive) random_string.sh - prints a random alphanumeric string of a given length shields_embed_logo.sh - base64 encodes a given icon file or...
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grep -n "word" filename.txt grep: This is a command-line utility for searching plain-text data sets for lines that match a regular expression. -n: This option is used to display line numbers along with the matching lines. "word": This is the string pattern to search for. In this ca...
grep "keyword" file.txt | awk '{print $1}' 上述命令将在文件file.txt中搜索包含"keyword"的行,并将结果传递给awk命令。awk命令使用空格作为分隔符,并打印每行的第一个字段。 另一个示例使用sed命令来索引字符串: 代码语言:txt 复制 grep "keyword" file.txt | sed -n 's/.*\(index\).*/\1/p...
There is a “find” instruction in our Linux system that can be used to search for any specific file. It also came up with many options to display different results. The first option is the “-name” option to search for a file with its name in double inverted commas. You can utilize...
Search for empty strings with the-zoperator by following the steps below: 1. Create a new Bash script and copy the lines below: #!/bin/bash VAR='' if [[ -z $VAR ]]; then echo "The string is empty." fi 2. Save and run the script: ...