Example of argument passing to a function.

FunctionArgumentPassing2.sh

#!/bin/bash

#Recursively traverse the directories

traverseDirectory(){
	for fileName in `ls $1/`
	do
		if [ -d $1/$fileName ]; then

			echo "$1/$fileName"
			traverseDirectory "$1/$fileName"
			#rm -rf $1/$fileName
		fi
	done
}


var='deletefolder'
traverseDirectory $var