[GitHub] akrabat commented on issue #3321: __ow_body should always be a string (or null?)

[GitBox]

akrabat commented on issue #3321: __ow_body should always be a string (or null?)
URL: 
https://github.com/apache/incubator-openwhisk/issues/3321#issuecomment-367402439
 
 
   Action: `owbody.php`
   
   ```php
   <?php declare(strict_types=1);
   
   function main(array $args) : array
   {
       if (array_key_exists('__ow_body', $args)) {
           $result = '__ow_body is a ' . gettype($args['__ow_body']);
       } else {
           $result = '__ow_body was not passed to action';
       }
   
       return [
           'body' => [
               'result' => $result,
           ]
       ];
   }
   ```
   
   commands:
   
   ```
   $ wsk action update owbody owbody.php --web raw
   ok: updated action owbody
   
   $ export URL=`wsk action get owbody --url | tail -n1`
   
   $ curl -X GET $URL
   {
     "result": "__ow_body is a array"
   }
   
   $ curl -X POST $URL -d '{"test": "this"}'
   {
     "result": "__ow_body is a string"
   }
   ```
   
   

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