$*-$ You may not use the StringBuilder class$*****************************************************$This function should return a string representing the calling object

$*$

$*$ Example

$*$ If the calling object contained the following values:

$*-$ filename $=$ "operahouse.jpg$"$

$*-$ location $=$ "Sydney"

$*-$ fileSize $=420$

$*-$ people $=["$John$",$ "Sarah", "Claire"$]$

$*$

$*$ then toString$()$ should return the following multiline string:

$*$ name: operahouse

$*$ extension: jpg

$*$ location: sydney

$*$ size: $420$b

$*$ people: John, Sarah and Claire

$*$

$*$ Note:

$*-$ the 'name' should contain everything in 'filename' to the left of the last dot

$*-$ the 'extension' should containing everything in 'filename' to the right of the last dot

$*-$ If there is only one name in the people array there should be no comma or 'and'

$*-$ You can make a new line in a string using $"$

$"$

$*/$