Re: note 33202 added to function.array-key-exists
| From: | Lars Torben Wilson | Date: | Thu, 19 Jun 2003 04:07:31 +0000 |
| Subject: | Re: note 33202 added to function.array-key-exists | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-50615@lists.php.net to get a copy of this message | ||
On Wed, 2003-06-18 at 19:58, marco777@bol.com.br wrote:
> If you have an array with 2 indexes, you need to do a double test with the array_key_exists:
>
> $MyArray = array("f1" => array("i1", "i2", "i3"),
> "f2" => array("i1", "i2", "i3"))
>
> if(array_key_exists("f1", $MyArray) //return true
> if(array_key_exists("i1", $MyArray["f1"]) //return true
> print("The pair key ["f1"]["i1"] exist in $MyArray");
Hi there,
There is an easier way to do this:
if (isset($MyArray['f1']['i1'])) {
echo "Key exists\n";
}
Cheers,
Torben
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Torben Wilson <torben@php.net> +1.604.709.0506
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