# Default pad_string is spaces
# Default pad_type is STR_PAD_RIGHT
var $input = foobar
var $pad_length = 12
var $output = call str_pad $val=$input;$pad_length=$pad_length
print input = $input
print only 1 space will be visible in normal output
print output = |$output|
print pre formatted output shows all the spaces\noutput = |$output|
# Padding with a string or character
var $pad_length = 15
var $pad_string = 12345
var $pad_type=STR_PAD_BOTH
var $output = call str_pad $val=$input; $pad_length=$pad_length; $pad_string=$pad_string; $pad_type=$pad_type
print input = $input
print output = $output