some improvements to example code #2
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| @@ -12,7 +12,7 @@ public function rules() | |||
| public function confirm($attribute,$params) | |||
| { | |||
| $ch = curl_init(); | |||
| curl_setopt($ch, CURLOPT_URL, $this->url); | |||
| curl_setopt($ch, CURLOPT_URL, $this->$attribute); | |||
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I think this is useful to show what $attribute is for.
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