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從PHP到Vue.js獲取動態數據

[英]Get dynamic data from PHP to Vue.js

我正在使用PHP(CodeIgniter)渲染使用vue cli構建的頁面。

通常,如果我想將值從php傳遞到javascript,我會執行以下操作:

var page = '<?php echo $page ?>';

但是由於該頁面是使用vue構建的,因此所有js都已縮小,這是不可能的。 我需要一個替代解決方案來獲取從php發送的vue中的變量。

試試這個:這里js變量msg2打印php變量$ test value =“ Chris”

<html>
   <head>
      <title>Example</title>
      <script type = "text/javascript" src = "https://cdnjs.cloudflare.com/ajax/libs/vue/2.5.17/vue.js"></script>
   </head>
   <body>
      <div id = "intro" style = "text-align:center;">
         <h1>{{ message }}</h1>
         <p>{{ msg2 }}</p>
        <?php
        $test = "Chris";
        ?>
      </div>
      <script type = "text/javascript">
         var vue_det = new Vue({
            el: '#intro',
            data: {

               message: 'My first VueJS Task',
               msg2: "<?php echo $test ?>"
            }
         });
      </script>
   </body>
</html>

您應該放棄通過var page = '<?php echo $page ?>';的想法var page = '<?php echo $page ?>'; 進入JS。

1.檢查您的路由 -我假設您仍然具有帶有邏輯的PHP頁面,並且Vue在單獨的Controller上。

$route['default_controller'] = 'Home'; 

// Create a new controller with the name Vue before adding the routes.
$route['vue'] = 'Vue'; // default page
$route['vue/(:any)'] = 'Vue/$1'; // vue/with-any-passing/value/you/want

2.控制器:Vue.php

<?php
class Vue extends CI_Controller {

        public function index( $uri_for_vue = '' )
        {
          $vueSetup = array(
             'settings' => array(
                'vueURL'=> $uri_for_vue
             )
          );

          $this->load->view('vueView', $vueSetup);

        }
}

3.查看:vueView.php

<html>
   <head>
      <title>vue page</title>
      <script type = "text/javascript" src = "https://cdnjs.cloudflare.com/ajax/libs/vue/2.5.17/vue.js"></script>
   </head>
   <body>
      <div id = "intro" style = "text-align:center;">
         <h1>{{ message }}</h1>
         <p>{{ msg2 }}</p>
        <?php
        $test = "Chris";
        ?>
      </div>
      <script id='vue-elem' data-vue='<?php echo json_encode($settings)?>' type = "text/javascript"></script>
      <script type = "text/javascript">

         var vueElem = document.getElementById('vue-elem');
         var vueSettings = JSON.parse(vueElem.getAttribute("data-vue"));

         // you may want to remove the element from html after it's contents is loaded in js, or reset the 
         // vueElem .setAttribute("data-vue", "{}"); 

         // you will want to add this line in the minified version so vue can self-load    
         var page = vueSettings.vueURL; 
         console.log('page url', page );

         // now you can load vue

      </script>
   </body>
</html>

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