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Re: part 2 - file exists not working [message #182946 is a reply to message #182920] Thu, 26 September 2013 20:30 Go to previous messageGo to previous message
Doug Miller is currently offline  Doug Miller
Messages: 171
Registered: August 2011
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David Robley <me(at)home(dot)invalid> wrote in news:l1ttfv$nt8$1(at)news(dot)albasani(dot)net:

> richard wrote:
>
>> On Tue, 24 Sep 2013 23:20:58 +0000 (UTC), Doug Miller wrote:
>>
>>> richard <noreply(at)example(dot)com> wrote in
>>> news:6tzjiffjaqy6(dot)1rfg283mi0q9m(dot)dlg(at)40tude(dot)net:
>>>
>>>> if ($go="go") {echo "x";}
>>>
>>> Richard, how many times is this now that someone has had to remind you of
>>> the difference between = and == ?
>>
>>
>> because it is one of those little things I keep forgetting.
>> Like a ; or some other minor syntax error.
>
> Here is a tip for you to manage this particular problem - reverse the order
> of the test values; if you forget an = you'll trigger a syntax error.
>
> if ("go" = $go) {echo "x";} // triggers an error

Predictable result: richard posts here asking why he's getting the error.

> if ("go" == $go) {echo "x";} // works as expected
>
He can't remember the difference between = and ==, how do you expect him to remember
that?
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