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如何在PHP中访问JSON元素,如数组对象?

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从触发this Webhook开始,当我在电子邮件中输出时,我会收到order object,如下所示:

Array {“id”:1154,“parent_id”:0,“status”:“pending”,“currency”:“EUR”,“version”:“3.2.3”,“prices_include_tax”:true,“date_created” :{“date”:“2017-12-15 15:58:42.000000”,“timezone_type”:1,“timezone”:“00:00”},“date_modified”:{“date”:“2017-12- 15 15:58:42.000000“,”timezone_type“:1,”timezone“:”00:00“},”discount_total“:”0“,”discount_tax“:”0“,”shipping_total“:”0“,” shipping_tax “:” 0" , “cart_tax”: “0”, “总”: “6.50”, “total_tax”: “0”, “CUSTOMER_ID”:0 “order_key”: “wc_order_5a33f1321ba43”, “计费”:{ “first_name”:“Peter”,“last_name”:“Parker”,“company”:“”,“address_1”:“Baker Str . ”,“address_2”:“2”,“city”:“London”,“状态 “:” “ ”邮政编码“: ”50668“, ”国“: ”DE“, ”电子邮件“: ”something@gmail.com“, ”手机“: ”01627423“}, ”发货“:{” FIRST_NAME “:”Peter“,”last_name“:”Parker“,”company“:”“,”address_1“:”Baker Str . “,”address_2“:”2“,”city“:”London“,”state“ :“”,“postcode”:“50668”,“country”:“DE”},“payment_method”:“cod”,“payment_method_title”:“Bei Abholung”,“transaction _id”:“”,“customer_ip_address”: ” ... “” customer_user_agent “:” mozil la / 5.0(macintosh; intel mac os x 10_13_2)applewebkit / 537.36(khtml,like gecko)chrome / blabla safari / 537.36“,”created_via“:”checkout“,”customer_note“:”“,”date_completed“:null,”date_paid“:null, “cart_hash”: “be97db19eba58864b9166961ce22a706”, “号码”: “1154”, “meta_data”:[{ “ID”:4731, “钥匙”: “_ billing_title”, “值”: “1”},{ “ID”: 4732, “键”: “_ shipping_title”, “值”: “1”}], “line_items”:{ “18”:{}}, “tax_lines”:[], “shipping_lines”:{ “19”:{ }}, “fee_lines”:[], “coupon_lines”:[]}

能否请您指出可以访问此JSON的元素,以便我可以构建来自 $order 对象的某些部分的消息?我试着 $data = json_decode($order)$data->date_created 结合但是当我抛弃最后一部分时没有给我任何东西 .

2 回答

  • 3

    它是json,除了开头的 Array 部分(假设你试图访问date_created):

    您将使用 json_decode() ,但 date_created 也是一个数组,因此您还需要从中选择所需的项目 .

    $data = json_decode($order, true);
    
    echo $data['date_created']['date']; // 2017-12-15 15:58:42.000000
    

    因此,如果您想要客户名称,例如:

    echo $data['billing']['first_name'].' '.$data['billing']['last_name'];
    

    通过 print_r($data) ,你可以看到它的结构 .

    Array
    (
        [id] => 1154
        [parent_id] => 0
        [status] => pending
        [currency] => EUR
        [version] => 3.2.3
        [prices_include_tax] => 1
        [date_created] => Array
            (
                [date] => 2017-12-15 15:58:42.000000
                [timezone_type] => 1
                [timezone] => +00:00
            )
    
        [date_modified] => Array
            (
                [date] => 2017-12-15 15:58:42.000000
                [timezone_type] => 1
                [timezone] => +00:00
            )
    
        [discount_total] => 0
        [discount_tax] => 0
        [shipping_total] => 0
        [shipping_tax] => 0
        [cart_tax] => 0
        [total] => 6.50
        [total_tax] => 0
        [customer_id] => 0
        [order_key] => wc_order_5a33f1321ba43
        [billing] => Array
            (
                [first_name] => Peter
                [last_name] => Parker
                [company] => 
                [address_1] => Baker Str.
                [address_2] => 2
                [city] => London
                [state] => 
                [postcode] => 50668
                [country] => DE
                [email] => something@gmail.com
                [phone] => 01627423
            )
    
        [shipping] => Array
            (
                [first_name] => Peter
                [last_name] => Parker
                [company] => 
                [address_1] => Baker Str.
                [address_2] => 2
                [city] => London
                [state] => 
                [postcode] => 50668
                [country] => DE
            )
    
        [payment_method] => cod
        [payment_method_title] => Bei Abholung
        [transaction _id] => 
        [customer_ip_address] => ...
        [customer_user_agent] => mozilla/5.0 (macintosh; intel mac os x 10_13_2) applewebkit/537.36 (khtml, like gecko) chrome/blabla safari/537.36
        [created_via] => checkout
        [customer_note] => 
        [date_completed] => 
        [date_paid] => 
        [cart_hash] => be97db19eba58864b9166961ce22a706
        [number] => 1154
        [meta_data] => Array
            (
                [0] => Array
                    (
                        [id] => 4731
                        [key] => _billing_title
                        [value] => 1
                    )
    
                [1] => Array
                    (
                        [id] => 4732
                        [key] => _shipping_title
                        [value] => 1
                    )
    
            )
    
        [line_items] => Array
            (
                [18] => Array
                    (
                    )
    
            )
    
        [tax_lines] => Array
            (
            )
    
        [shipping_lines] => Array
            (
                [19] => Array
                    (
                    )
    
            )
    
        [fee_lines] => Array
            (
            )
    
        [coupon_lines] => Array
            (
            )
    
    )
    

    如果您想要一个简单的输出,您可以使用递归函数遍历数组,这将生成您的电子邮件 .

    echo '<h2>Order Details</h2>'.PHP_EOL;
    echo order_details(json_decode($json, true));
    
    function order_details($items, $str = null) {   
        foreach ($items as $key => $item) {
            if (is_array($item)) {
                $str .= PHP_EOL.'<h3>'.ucwords(str_replace('_', ' ', $key)).'</h3>'.PHP_EOL;
                $str .= order_details($item, $str);
            } else {
                $str .= '<b>'.ucwords(str_replace('_', ' ', $key)).'</b>: '.$item.'</br>'.PHP_EOL;
            }
        }
        return $str;
    }
    

    其输出如下:https://3v4l.org/l9BS4

    <h2>Order Details</h2>
    <b>Id</b>: 1154</br>
    <b>Parent Id</b>: 0</br>
    <b>Status</b>: pending</br>
    <b>Currency</b>: EUR</br>
    <b>Version</b>: 3.2.3</br>
    <b>Prices Include Tax</b>: 1</br>
    
    <h3>Date Created</h3>
    <b>Date</b>: 2017-12-15 15:58:42.000000</br>
    <b>Timezone Type</b>: 1</br>
    <b>Timezone</b>: +00:00</br>
    
    <h3>Date Modified</h3>
    <b>Date</b>: 2017-12-15 15:58:42.000000</br>
    <b>Timezone Type</b>: 1</br>
    <b>Timezone</b>: +00:00</br>
    <b>Discount Total</b>: 0</br>
    <b>Discount Tax</b>: 0</br>
    <b>Shipping Total</b>: 0</br>
    <b>Shipping Tax</b>: 0</br>
    <b>Cart Tax</b>: 0</br>
    <b>Total</b>: 6.50</br>
    <b>Total Tax</b>: 0</br>
    <b>Customer Id</b>: 0</br>
    <b>Order Key</b>: wc_order_5a33f1321ba43</br>
    
    <h3>Billing</h3>
    <b>First Name</b>: Peter</br>
    <b>Last Name</b>: Parker</br>
    <b>Company</b>: </br>
    <b>Address 1</b>: Baker Str.</br>
    <b>Address 2</b>: 2</br>
    <b>City</b>: London</br>
    <b>State</b>: </br>
    <b>Postcode</b>: 50668</br>
    <b>Country</b>: DE</br>
    <b>Email</b>: something@gmail.com</br>
    <b>Phone</b>: 01627423</br>
    
    <h3>Shipping</h3>
    <b>First Name</b>: Peter</br>
    <b>Last Name</b>: Parker</br>
    <b>Company</b>: </br>
    <b>Address 1</b>: Baker Str.</br>
    <b>Address 2</b>: 2</br>
    <b>City</b>: London</br>
    <b>State</b>: </br>
    <b>Postcode</b>: 50668</br>
    <b>Country</b>: DE</br>
    <b>Payment Method</b>: cod</br>
    <b>Payment Method Title</b>: Bei Abholung</br>
    <b>Transaction  Id</b>: </br>
    <b>Customer Ip Address</b>: ...</br>
    <b>Customer User Agent</b>: mozilla/5.0 (macintosh; intel mac os x 10_13_2) applewebkit/537.36 (khtml, like gecko) chrome/blabla safari/537.36</br>
    <b>Created Via</b>: checkout</br>
    <b>Customer Note</b>: </br>
    <b>Date Completed</b>: </br>
    <b>Date Paid</b>: </br>
    <b>Cart Hash</b>: be97db19eba58864b9166961ce22a706</br>
    <b>Number</b>: 1154</br>
    
    <h3>Meta Data</h3>
    
    <h3>0</h3>
    <b>Id</b>: 4731</br>
    <b>Key</b>: _billing_title</br>
    <b>Value</b>: 1</br>
    
    <h3>1</h3>
    <b>Id</b>: 4732</br>
    <b>Key</b>: _shipping_title</br>
    <b>Value</b>: 1</br>
    
    <h3>Line Items</h3>
    
    <h3>18</h3>
    
    <h3>Tax Lines</h3>
    
    <h3>Shipping Lines</h3>
    
    <h3>19</h3>
    
    <h3>Fee Lines</h3>
    
    <h3>Coupon Lines</h3>
    
  • 1

    当你使用

    $data = json_decode($order);
    

    它将创建一个对象,将此对象转换为您只需传递参数的关联数组

    $data = json_decode($order, true);
    

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