# Json\_encode($array)

**URL:** <https://discourse.slimframework.com/t/json-encode-array/2695>\
**Category:** Questions\
**Created:** [September 24, 2018, 3:03pm UTC](https://discourse.slimframework.com/t/json-encode-array/2695 "2018-09-24T15:03:40Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![Zouhair](https://avatars.discourse-cdn.com/v4/letter/z/a587f6/32.png) [@Zouhair](https://discourse.slimframework.com/u/Zouhair)\
**Post date:** [September 24, 2018, 3:03pm UTC](https://discourse.slimframework.com/t/json-encode-array/2695/1 "2018-09-24T15:03:40Z")

</div>

$app-\>get(’/api/product/sku’,function( $request, $response){  
//get db object  
$db = new db();  
//connect  
$db = $db-\>connect();  
$toto = array();  
$tata = array();  
$result =array();  
$sqlproducts = "SELECT \* FROM products ";  
$resultproducts = $db-\>query($sqlproducts);  
while($rowproducts = $resultproducts-\>fetch(\PDO::FETCH\_ASSOC) ){  
$toto[]= $rowproducts;  
$sqlskus = "SELECT \* FROM sku " ;  
$resultsku = $db-\>query($sqlskus);  
while($rowsku = $resultsku-\>fetch(\PDO::FETCH\_ASSOC)){  
$tata []=$rowsku;  
$result = array\_merge($array1, $array2);  
echo json\_encode($result);  
}  
}  
}) ;

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<div class="post-metadata">

**Author:** ![Zouhair](https://avatars.discourse-cdn.com/v4/letter/z/a587f6/32.png) [@Zouhair](https://discourse.slimframework.com/u/Zouhair)\
**Post date:** [September 24, 2018, 3:04pm UTC](https://discourse.slimframework.com/t/json-encode-array/2695/2 "2018-09-24T15:04:22Z")

</div>

the result is nullnullnullnullnullnullnullnullnull

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<div class="post-metadata">

**Author:** ![SVL](https://avatars.discourse-cdn.com/v4/letter/s/848f3c/32.png) [@SVL](https://discourse.slimframework.com/u/SVL)\
**Post date:** [September 24, 2018, 6:08pm UTC](https://discourse.slimframework.com/t/json-encode-array/2695/3 "2018-09-24T18:08:07Z")

</div>

You should check $resultproducts:

if ($resultproducts \> 0) {  
// got data  
} else {  
// no data  
}

Mind you, this is has nothing to do with Slim.