Script « printf « C Q&A

1. printf + print lines (from ksh script) with same space between word in line    stackoverflow.com

I have example of the follwoing lines from print command (from ksh script)

 first_name=raimondelita  last_name=plotanmkitus  Number_id=3574553442
 first_name=timratcel  last_name=plotiniues  Number_id=43
 first_name=tom  last_name=kot  Number_id=564

how to print the ...

2. Difference in bash printf output between run script and source script    stackoverflow.com

Ok, I have a simple question here... but I can't seem to find the differrence. Here's the script (named test.sh):

#! /bin/bash
printf "%b\n" "\u5A"

When the script is sourced:

. test.sh
> Z    ...