$arr = array ('a'=>1,'b'=>2,'c'=>3,'d'=>4,'e'=>5);
echo json_encode($arr);
//结果
//{"a":1,"b":2,"c":3,"d":4,"e":5}
/*
下面看一款json_encode中文乱码问题
解决方法是用urlencode()函数处理以下,在json_encode之前,把所有数组内所有内容都用urlencode()处理一下,然用json_encode()转换成json字符串,最后再用urldecode()将编码过的中文转回来
*/
function arrayrecursive(&$array, $function, $apply_to_keys_also = false)
{
static $recursive_counter = 0;
if (++$recursive_counter > 1000) {
die('possible deep recursion attack');
}
foreach ($array as $key => $value) {
if (is_array($value)) {
arrayrecursive($array[$key], $function, $apply_to_keys_also);
} else {
$array[$key] = $function($value);
}
if ($apply_to_keys_also && is_string($key)) {
$new_key = $function($key);
if ($new_key != $key) {
$array[$new_key] = $array[$key];
unset($array[$key]);
}
}
}
$recursive_counter--;
}
/**************************************************************
*
* 将数组转换为json字符串(兼容中文)
* @param array $array 要转换的数组
* @return string 转换得到的json字符串
* @access public
*
*************************************************************/
function json($array) {
arrayrecursive($array, 'urlencode', true);
$json = json_encode($array);
return urldecode($json);
}$array = array
(
'name'=>'希亚',
'age'=>20
);echo json($array);
//应用实例
$servname="localhost";
$sqlservname="root";
$sqlservpws="123456";
$sqlname="lock1";
$db=mysql教程_connect($servname,$sqlservname,$sqlservpws) or die("数据库教程连接失败");
mysql_select_db($sqlname,$db);
$sql = "select * from t_operater";
$result =mysql_query($sql);
$rows = mysql_num_rows($result);
while($obj = mysql_fetch_object($result))
{
$arr[] = $obj;
}
echo '({"total":"'.$rows.'","results":'.json_encode($arr).'})';