现有下面的数组,
$data = array (
array (
'entity_id' => '880',
'sku' => '100088',
'name' => 'Tablet PC 512MB RAM 8GB Memory Wi-Fi Camera(Black)',
'price' => '117.8300',
'item' => array (
array (
'attribute_id' => '103',
'frontend_label' => 'Meta Title',
'value' => NULL,
),
array (
'attribute_id' => '972',
'frontend_label' => 'Features',
'value' => '131,201,129',
),
array (
'attribute_id' => '992',
'frontend_label' => 'Battery capacity',
'value' => '5500mAh',
),
),
),
)
怎样修改attribute_id = 972的value值呢,把131,201,129换成其它的值。谢谢!