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php获取json数据所有的节点路径_PHP教程

时间:2021-07-01 10:21:17 帮助过:3人阅读

php获取json数据所有的节点路径


  之前我们讲解过使用javascript获取json数据节点路径的问题,今天我们更进一步,讲解下php获取json数据所有的节点路径

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function iterTree($data) {

$retData = array();

$data = json_decode($data, true);

if (!is_array($data) && empty($data)) {

echo 'error !' ."n";

} else {

$queue = array();

foreach ($data as $field => $value) {

$queue[] = $field;

}

$head = 0;

$tail = count($queue);

while ($head < $tail) {

$field = $queue[$head++];

$path = explode("/", $field);

$tmpData = &$data;

foreach ($path as $key => $ph) {

$tmpData = &$tmpData[$ph];

}

if (is_array($tmpData) && !empty($tmpData)) {

$newField = $field;

foreach ($tmpData as $curField => $curValue) {

$newField = $field . '/' . $curField;

$queue[$tail++] = $newField;

}

} else {

$retData[] = $field;

}

}

}

return $retData;

}

//测试数据

$data = file_get_contents("http://restapi.ele.me/v1/restaurants?extras%5B%5D=food_activity&extras%5B%5D=restaura

nt_activity&extras%5B%5D=certification&fields%5B%5D=id&fields%5B%5D=name&fiel

ds%5B%5D=phone&fields%5B%5D=promotion_info&fields%5B%5D=name_for_url&fields%5B%5D=flavors&fields%

5B%5D=is_time_ensure&fields%5B%5D=is_premium&fields%5B%5D=image_path&fields%5B%5D=rating&fie

lds%5B%5D=is_free_delivery&fields%5B%5D=minimum_order_amount&fields%5B%5D=order_lead_time&fields%5

B%5D=is_support_invoice&fields%5B%5D=is_new&fields%5B%5D=is_third_party_delivery&fields%5B%

5D=is_in_book_time&fields%5B%5D=rating_count&fields%5B%5D=address&fields%5B%5D=month_sales&fields%

5B%5D=delivery_fee&fields%5B%5D=minimum_free_delivery_amount&fields%5B%5D=minimum_order_des

cription&fields%5B%5D=minimum_invoice_amount&fields%5B%5D=opening_hours&fields%5B%5D=is_online_pay

ment&fields%5B%5D=status&fields%5B%5D=supports&fields%5B%5D=in_delivery_area&geohash=wx4g07

j0w1v7&is_premium=0&limit=1000&offset=24&type=geohash");

$ret = iterTree($data);

print_r($ret);

  以上所述就是本文的全部内容了,希望大家能够喜欢。

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