popd are shell builtin commands. The
pushd command is used to save the current directory into a stack and move to a new directory. Furthermore,
popd can be used to return back to the previous directory that is on top of the stack.
It is very useful when we have to switch between two directories frequently.
The syntax of using
pushd is as follows:
If no directory is specified,
pushd changes the directory to whatever is on the top of the stack.
popd switch, we can go back to the previous directory that is on top of the stack and pop that directory from stack.
The following example counts the number of files or directories in a specified directory until one level:
#!/bin/bash # Filename: pushd_popd.sh # Description: Count number of files and directories echo "Enter a directory path" read path if [ -d $path ] then pushd $path > /dev/null echo "File count in $path directory = 'ls | wc...