The following will work for you. The @ is for array of arguments. : means at. $# is the length of the array of arguments. So the result is the last element:

${@:$#} 

Example:

function afunction{
    echo ${@:$#} 
}
afunction -d -o local 50
#Outputs 50

Note that this is bash-only.

The following will work for you.

• @ is for array of arguments.
• : means at
• $# is the length of the array of arguments.

So the result is the last element:

${@:$#} 

Example:

function afunction{
    echo ${@:$#} 
}
afunction -d -o local 50
#Outputs 50

Note that this is bash-only.

The following will work for you. The @ is for array of arguments. : means at. $# is the length of the array of arguments. So the result is the last element:

${@:$#} 

Example:

function afunction{
    echo ${@:$#} 
}
afunction -d -o local 50
#Outputs 50

The following will work for you. The @ is for array of arguments. : means at. $# is the length of the array of arguments. So the result is the last element:

${@:$#} 

Example:

function afunction{
    echo ${@:$#} 
}
afunction -d -o local 50
#Outputs 50

Note that this is bash-only.