Question

How to get the key of all values in associative (key value) array that equal to specific value with PHP

Answer 1

$arr = array('a' => 888,
             'b' => 731,
             'c' => 888,
             'd' => 982,
             'e' => 888,
             'f' => 672);
 
while ($val = current($arr)) {
    if ($val == 888) {
        echo key($arr) . '<br />';
    }
    next($arr);
}
 
 
 
/*
run:
 
a
c
e
  
*/

 

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