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Re: searching an array [message #183775 is a reply to message #183740]

Mon, 18 November 2013 18:23

Denis McMahon
Messages: 634
Registered: September 2010

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Senior Member

On Sun, 17 Nov 2013 22:37:44 -0500, richard wrote:

> $flip2=array_search($flip,$six0);
>
> if ($flip2=null){echo "does not exist";}
>
> How do I properly code it so that when a match is not found?
> Neither null or "" seems to work.

TL;DR: RTFM!

You read the php manual for the search function which you're using and
take very careful note of the value returned when the needle item is not
found in the haystack item. Then you test for that value.

Instead of testing for some random value that enters your head.

--
Denis McMahon, denismfmcmahon(at)gmail(dot)com

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[Message index]

		searching an array By: Mr Oldies on Mon, 18 November 2013 03:37
		Re: searching an array By: Richard Yates on Mon, 18 November 2013 04:57
		Re: searching an array By: Mr Oldies on Mon, 18 November 2013 05:28
		Re: searching an array By: David Robley on Mon, 18 November 2013 11:27
		Re: searching an array By: Jerry Stuckle on Mon, 18 November 2013 16:38
		Re: searching an array By: Denis McMahon on Mon, 18 November 2013 18:24
		Re: searching an array By: Denis McMahon on Mon, 18 November 2013 18:23

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