怎樣把以下這樣的數組
Array( [0] => Array ( [device_token] => Al9_G0i6ftf7fvkKsGM9o6jN5iyoqt8zTjcsh_kw6HUu ) [1] => Array ( [device_token] => AmfUS3qeXKrJt1K1ZTICiD-ED6a_YgM3GdBRp6gR4RgV ))
封裝成
"device_tokens":"device1,device2,…", 這種形式
回複內容:
怎樣把以下這樣的數組
Array( [0] => Array ( [device_token] => Al9_G0i6ftf7fvkKsGM9o6jN5iyoqt8zTjcsh_kw6HUu ) [1] => Array ( [device_token] => AmfUS3qeXKrJt1K1ZTICiD-ED6a_YgM3GdBRp6gR4RgV ))
封裝成
"device_tokens":"device1,device2,…", 這種形式
$array = array( array( 'device_token' => 'Al9_G0i6ftf7fvkKsGM9o6jN5iyoqt8zTjcsh_kw6HUu' ), array( 'device_token' => 'AmfUS3qeXKrJt1K1ZTICiD-ED6a_YgM3GdBRp6gR4RgV' ));$result = [];array_walk_recursive($array, function ($value, $key) use (&$result) { $result[$key][] = $value;});foreach ($result as $key => $value) { $result[$key] = implode($value, ',');}$result = json_encode($result);// 如果你確定你不是想要json格式的話就保留下面$result = substr($result, 1, -1);
//php5.5
$array = array( array( 'device_token' => 'Al9_G0i6ftf7fvkKsGM9o6jN5iyoqt8zTjcsh_kw6HUu' ), array( 'device_token' => 'AmfUS3qeXKrJt1K1ZTICiD-ED6a_YgM3GdBRp6gR4RgV' )); //如果欄位不固定的話參考樓上$result = array_column($array,'device_token');
json_encode(array) JSON
$out=['devices'=>''];array_map(function($arr) use (&$out){ $value=array_values($arr)[0]; $out['devices'].=($out['devices'])?',':''; $out['devices'].=$value; },$array);print_r($out);
Array
(
[devices] => Al9_G0i6ftf7fvkKsGM9o6jN5iyoqt8zTjcsh_kw6HUu,AmfUS3qeXKrJt1K1ZTICiD-ED6a_YgM3GdBRp6gR4RgV
)