Recommended to cache remote source code

1. CURL cache remote file class

##Introduction: CURL cache Remote file code sharing

2. Cache remote QR code images to local

Introduction: Step 1 , the following code is thrown into functions.php function get_qr($url,$path,$qrpic){ set_time_limit (10); //Set ten seconds timeout $destination_folder = $path?$path.'/':''; $localname = $destination_folder .$qrpic; $file = fopen ($url, "rb"); //r+ mode of fopen function: read

3. CURL cache remote file Class

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