[英]Sorting array in php (OpenCart addresses)
我正在尝试按下面的“地址”对数组$ result进行排序。 我已经尝试过usort(),但是它不起作用。
感谢所有帮助
foreach ($results as $result) {
$this->data['addresses'][] = array(
'address_id' => $result['address_id'],
'address' => $result['firstname'] . ' ' . $result['lastname'] . ', ' . $result['address_1'] . ', ' . $result['city'] . ', ' . (($result['zone']) ? $result['zone'] . ', ' : FALSE) . (($result['postcode']) ? $r$
'href' => HTTPS_SERVER . 'index.php?route=account/address/' . $type . '&address_id=' . $result['address_id']
);
}
//The following does not work
usort($result, 'address');
为了使usort工作,您需要定义一个自定义函数:
usort($result, function($a, $b){
// ^ anonymous function
return strcmp($a['address'], $b['address']);
});
usort需要一个函数作为第二个参数来对数据进行排序,'address'似乎不是一个函数。您尝试对$ result进行排序,但是用我要填充$ this- > data ['addresses']与数据并使用您想用作键的东西,然后使用ksort对其进行排序,例如:
foreach ($results as $result) {
$this->data['addresses'][$result['address_id']] = array(
'address_id' => $result['address_id'],
'address' => $result['firstname'] . ' ' . $result['lastname'] . ', ' . $result['address_1'] . ', ' . $result['city'] . ', ' . (($result['zone']) ? $result['zone'] . ', ' : FALSE) . (($result['postcode']) ? $r$
'href' => HTTPS_SERVER . 'index.php?route=account/address/' . $type . '&address_id=' . $result['address_id']
);
}
ksort($this->data['addresses']);
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