I try to go through and get the data from this multidimensional array, which in turn I get from a .json :
$resjson = '{"response":{"count":377,"items":[{"id":217775120,"first_name":"Hernán","last_name":"Báez","online":0},{"id":195876267,"first_name":"Padisc","last_name":"Vintage","online":0},{"id":300583272,"first_name":"Emiliano","last_name":"Grecco","online":0},{"id":188512977,"first_name":"Espanol","last_name":"Network","online":0},{"id":286516269,"first_name":"Dani","last_name":"Dan","online":0},{"id":526309153,"first_name":"Leonardo","last_name":"Sánchez","online":0},{"id":264060759,"first_name":"Miguel","last_name":"Zavarof","online":0},{"id":318847339,"first_name":"Canalpelis","last_name":"Online","online":0},{"id":282800022,"first_name":"Josemaria","last_name":"Nieto Tierra","online":0},{"id":173457305,"first_name":"Teodoro","last_name":"Lopez","online":0},{"id":520902659,"first_name":"Blue","last_name":"Love","online":0},{"id":162523459,"first_name":"Marcos","last_name":"Férnandez","online":0},{"id":502843767,"first_name":"Guillermo","last_name":"Calderon","online":0},{"id":494597552,"first_name":"Carina-Eugenia","last_name":"Calonga","online":0},{"id":336520601,"first_name":"Román","last_name":"Ruiz","online":0},{"id":357708754,"first_name":"Ciudad","last_name":"Cultural","online":0},{"id":421137904,"first_name":"Rafa","last_name":"Castro","online":0},{"id":353603786,"first_name":"Ed","last_name":"Vallejo","online":0},{"id":262003746,"first_name":"Alejandro","last_name":"Frutos-Comparetto","online":0},{"id":538493295,"first_name":"Raúl","last_name":"Caraveo Toledo","online":0},{"id":400782191,"first_name":"Xwall","last_name":"Ricardi","online":0},{"id":210222972,"first_name":"Gen","last_name":"Iero","online":0},{"id":325434135,"first_name":"Iván","last_name":"Villar","online":0},{"id":311177154,"first_name":"Francisco-Javier","last_name":"Calzada-Lopez","online":0},{"id":169051516,"first_name":"Pepe","last_name":"Tansolo","online":0},{"id":312662742,"first_name":"Anabel","last_name":"Rodriguez","online":0},{"id":331548225,"first_name":"Jose","last_name":"Gomez","online":0},{"id":349933730,"first_name":"Viktor","last_name":"Grigorievich","online":0},{"id":288056567,"first_name":"Franco","last_name":"Liotta","online":0},{"id":420661927,"first_name":"William","last_name":"Clinton","online":0},{"id":164133743,"first_name":"Peliculaskid","last_name":"Com","online":0},{"id":335518207,"first_name":"César","last_name":"Eduardo","online":0},{"id":205049120,"first_name":"Carlos","last_name":"Salgado","online":0},{"id":432792923,"first_name":"Emilio","last_name":"Gomez-Vera","online":0},{"id":199299884,"first_name":"Aleister","last_name":"Crowley","online":0},{"id":143625934,"first_name":"Enrique","last_name":"Amaya","online":0},{"id":365862403,"first_name":"Nestor","last_name":"Castro","online":0},{"id":220163416,"first_name":"Mia","last_name":"Solorzano","online":0},{"id":285677321,"first_name":"Luna","last_name":"Gelida","online":0},{"id":336166138,"first_name":"Ana","last_name":"Rang","online":0},{"id":366348914,"first_name":"Agenda","last_name":"Sociocultural","online":0},{"id":144629714,"first_name":"Tonalli","last_name":"Arteaga","online":0},{"id":526854716,"first_name":"Miguel","last_name":"Martínez","online":0},{"id":274247897,"first_name":"Jorge","last_name":"Carmona","online":0},{"id":494721586,"first_name":"Johnbritto","last_name":"Britto","online":0},{"id":524461342,"first_name":"Richard","last_name":"Mazzoccone","online":0},{"id":465222660,"first_name":"Mauro","last_name":"Buitrago","online":0},{"id":231767284,"first_name":"Silvia","last_name":"Caadas","online":0},{"id":215306065,"first_name":"Darío","last_name":"Billani","online":0},{"id":172382488,"first_name":"Chimo","last_name":"Dimension","online":0},{"id":253572519,"first_name":"Carmen","last_name":"Oliveros","online":0},{"id":57067305,"first_name":"David","last_name":"Bofill","online":0},{"id":529416825,"first_name":"Sibila","last_name":"Crombas","online":0},{"id":273480697,"first_name":"Sandra","last_name":"Martinez Mancebo","online":0},{"id":184056171,"first_name":"Estefania","last_name":"Farias","online":0}]}}';
$array = json_decode($resjson,true);
$array= Array (
[response] => Array (
[count] => 376 [items] => Array (
[0] => Array ( [id] => 300583272 [first_name] => Emiliano [last_name] => Grecco [online] => 0 )
[1] => Array ( [id] => 195876267 [first_name] => Padisc [last_name] => Vintage [online] => 0 )
[2] => Array ( [id] => 217775120 [first_name] => Hernán [last_name] => Báez [online] => 0 )
[3] => Array ( [id] => 188512977 [first_name] => Espanol [last_name] => Network [online] => 0 )
[4] => Array ( [id] => 286516269 [first_name] => Dani [last_name] => Dan [online] => 0 )
[5] => Array ( [id] => 526309153 [first_name] => Leonardo [last_name] => Sánchez [online] => 0 )
[6] => Array ( [id] => 264060759 [first_name] => Miguel [last_name] => Zavarof [online] => 0 )
[7] => Array ( [id] => 282800022 [first_name] => Josemaria [last_name] => Nieto Tierra [online] => 0 )
[8] => Array ( [id] => 318847339 [first_name] => Canalpelis [last_name] => Online [online] => 0 )
[9] => Array ( [id] => 173457305 [first_name] => Teodoro [last_name] => Lopez [online] => 0 )
[10] => Array ( [id] => 520902659 [first_name] => Blue [last_name] => Love [online] => 1 [online_app] => 2274003 [online_mobile] => 1 )
[11] => Array ( [id] => 162523459 [first_name] => Marcos [last_name] => Férnandez [online] => 0 )
[12] => Array ( [id] => 502843767 [first_name] => Guillermo [last_name] => Calderon [online] => 0 )
[13] => Array ( [id] => 494597552 [first_name] => Carina-Eugenia [last_name] => Calonga [online] => 0 )
[14] => Array ( [id] => 336520601 [first_name] => Román [last_name] => Ruiz [online] => 0 )
[15] => Array ( [id] => 357708754 [first_name] => Ciudad [last_name] => Cultural [online] => 0 )
[16] => Array ( [id] => 421137904 [first_name] => Rafa [last_name] => Castro [online] => 0 )
[17] => Array ( [id] => 353603786 [first_name] => Ed [last_name] => Vallejo [online] => 0 )
[18] => Array ( [id] => 262003746 [first_name] => Alejandro [last_name] => Frutos-Comparetto [online] => 0 )
[19] => Array ( [id] => 538493295 [first_name] => Raúl [last_name] => Caraveo Toledo [online] => 0 )
[20] => Array ( [id] => 400782191 [first_name] => Xwall [last_name] => Ricardi [online] => 0 )
[21] => Array ( [id] => 325434135 [first_name] => Iván [last_name] => Villar [online] => 0 )
[22] => Array ( [id] => 210222972 [first_name] => Gen [last_name] => Iero [online] => 0 )
[23] => Array ( [id] => 311177154 [first_name] => Francisco-Javier [last_name] => Calzada-Lopez [online] => 0 )
[24] => Array ( [id] => 169051516 [first_name] => Pepe [last_name] => Tansolo [online] => 0 )
[25] => Array ( [id] => 331548225 [first_name] => Jose [last_name] => Gomez [online] => 0 )
[26] => Array ( [id] => 288056567 [first_name] => Franco [last_name] => Liotta [online] => 0 )
[27] => Array ( [id] => 312662742 [first_name] => Anabel [last_name] => Rodriguez [online] => 0 )
[28] => Array ( [id] => 349933730 [first_name] => Viktor [last_name] => Grigorievich [online] => 0 )
[29] => Array ( [id] => 420661927 [first_name] => William [last_name] => Clinton [online] => 0 )
[30] => Array ( [id] => 164133743 [first_name] => Peliculaskid [last_name] => Com [online] => 0 )
[31] => Array ( [id] => 335518207 [first_name] => César [last_name] => Eduardo [online] => 0 )
[32] => Array ( [id] => 205049120 [first_name] => Carlos [last_name] => Salgado [online] => 0 )
)
)
);
I have used some ways to iterate through the array such as:
echo implode(" ",$array[0][1]);
$ids = array_column($array ['items'], 'id');
Echo $ids;
$contenido="";
foreach($array["items"] as $row){
$contenido .= $row["id"].PHP_EOL;
}
Hecho $contenido;
All without result.
To go through associative arrays, the for each cycle is recommended. For example, if you wanted to go through the array that you describe, you can directly access the items index, it could be like this
First consider that I did not know that you could have associative array names without quotes, but it seems that this is not a problem..., except that you must respect the name without quotes, otherwise the reference does not work.
What I did was nest 3 for loops because the array is three dimensional.
The following code will allow you to correctly iterate through that array:
I hope it helps you bro!
Here is my own answer simplifying the other answers.
Using array_column() loop is faster than foreach() example
Another way is by accessing the id directly example:
It's just as well to remember another easy way to achieve this using implode();
Greetings and thank you very much