PHP-array with keys and values

[lucky_php]

Hi
how can i read the value of on an element in array with known key.
eg array ->
My array is
a- apple ,b -ball ,c-cat
If i know the key 'b' and want to know its value ,what is the function available.
I could find any.

Thanks.

[dagon]

$foo=array('a'=>'apple' ,'b' =>'ball' ,'c'=>'cat');

echo $foo['a'];
//returns apple

[php_dev]

As well as being able to print if you know the array keys, you can call array_keys() to grab the keys of an array, and interact using them.