Question about question mark in JavaScript

[Jimolo]

Hi

What does a questionmark before a variable do?

For instance,

var test1 = ''

var test2 = '?test1'

What does it do?

[Gregor Kofler]

Jimolo meinte:

Hi

What does a questionmark before a variable do?

For instance,

var test1 = ''

var test2 = '?test1'

What does it do?

Here? test2 contains the string "?test1". There is no "question mark
before a variable".

Gregor
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