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Php array print key and value

Code examples

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php foreach echo key value 

foreach($page as $key => $value) {
  echo "$key is at $value";
}
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php take out 2 level array key value 

foreach($bigArray as $array){    
    foreach($array as $key=>$value){
        echo $key;
    }
}


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how to get array key in php 


<?php
$array = array(
    'fruit1' => 'apple',
    'fruit2' => 'orange',
    'fruit3' => 'grape',
    'fruit4' => 'apple',
    'fruit5' => 'apple');

// this cycle echoes all associative array
// key where value equals "apple"
for($i = 0; $i< sizeof($array);$i++){
if (key($array[$i]) == 'apple') {
        echo key($array).'<br />';
    }
    //next($array);
}
?>

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