***php解析json数组

<?php

$postArray ='[{"data":{"hello":"world"},"type":"1234","date":"2012-10-30 17:6:9","user":"000000000000000","time_stamp":1351587969902}, {"data":{"hello":"world"},"type":"1234","date":"2012-10-30 17:12:53","user":"000000000000000","time_stamp":1351588373519}]';


$de_json = json_decode($postArray,TRUE);
$count_json = count($de_json);
for ($i = 0; $i < $count_json; $i++)
{
//echo var_dump($de_json);

$dt_record = $de_json[$i]['date'];
$data_type = $de_json[$i]['type'];
$imei = $de_json[$i]['user'];
$message = json_encode($de_json[$i]['data']);

}

?>

-------------------------------

<?php

  $json='[{"name":"qqdeliver","count":198,"average":119.8889},{"name":"load","count":259612,"average":141.9379},{"name":"gate","count":22480,"average":9.2209},{"name":"interact","count":40165,"average":429.3583},{"name":"save","count":2097845,"average":180.6606},{"name":"login","count":29239,"average":322.0906},{"name":"neighbour","count":24777,"average":368.9143},{"name":"updatesave","count":842358,"average":75.1193},{"name":"promotion","count":69417,"average":37.7616},{"name":"activity","count":22978,"average":5.4393},{"name":"message","count":49590,"average":172.3676},{"name":"admin","count":155,"average":750.3032},{"name":"qqpay","count":3078,"average":79.4916},{"name":"alliance","count":54091,"average":120.0409},{"name":"updates","count":189196,"average":54.6144},{"name":"friend","count":26259,"average":101.0704},{"name":"attack","count":8146,"average":205.2529}]';

  $obj=json_decode($json);

  //print_r($obj);

  foreach ( $obj as $unit ){

    echo $unit->name.'<br>';

  }

?>