# 5Print as float (default 6 decimal places) printf "%f\n" 5 # 5.000000Print text followed by variable $USER printf "Hello, $USER.\n\n"Print multiple lines printf %s "\ with quotes we can echo several lines at a time "Display variables distance=15 printf "Distance is %5d Miles\n"...
simply, type fg . This will bring the background job (vim) back again. Note that the process is paused, so if you’re running something like tail on a file, the process will have some catching up to do. If you have multiple jobs running in the background fg 3 , for example, will...
export NVM_DIR="$([ -z "${XDG_CONFIG_HOME-}" ] && printf %s "${HOME}/.nvm" || printf %s "${XDG_CONFIG_HOME}/nvm")" [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" --no-use # This loads nvm, without auto-using the default version You can customize the instal...
export NVM_DIR="$([ -z "${XDG_CONFIG_HOME-}" ] && printf %s "${HOME}/.nvm" || printf %s "${XDG_CONFIG_HOME}/nvm")" [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" --no-use # This loads nvm, without auto-using the default versionYou can customize the install ...
printf exported functions filename generation when using output redirection (command >a*) POSIX.2-style globbing character classes POSIX.2-style globbing equivalence classes POSIX.2-style globbing collating symbols egrep-like extended pattern matching operators ...
# Multiple arguments can also be passed. $ random_array_element 1 2 3 4 5 6 7 3 1. 2. 3. 4. 5. 6. 7. 循环一个数组 每次printf调用时,都会打印下一个数组元素。当 打印到达最后一个数组元素时,它 再次从第一个元素开始。 arr=(a b c d) ...
export NVM_DIR="$([ -z "${XDG_CONFIG_HOME-}" ] && printf %s "${HOME}/.nvm" || printf %s "${XDG_CONFIG_HOME}/nvm")" [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" # This loads nvmAdditional NotesIf the environment variable $XDG_CONFIG_HOME is present, it will ...
printf Displays text in a formatted string. source Read and executes commands from a specified file in the current shell. times Displays the accumulated user and system shell time. wait Make the shell wait for a job to finish. Conclusion In this cheat sheet, we endeavored to include all synt...
printf 'Word -> %s\n' "${myArray[@]}" # use arrays entries Word -> 1st item Word -> 2nd item Word -> 3rd item Word -> 4th item Array Operations How to iterate over a Bash Array? (loop) As discussed above, you can access all the values of a Bash array using the * (...
export NVM_DIR="$([ -z "${XDG_CONFIG_HOME-}" ] && printf %s "${HOME}/.nvm" || printf %s "${XDG_CONFIG_HOME}/nvm")" [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" # This loads nvmAdditional NotesIf the environment variable $XDG_CONFIG_HOME is present, it will ...