(PECL mailparse >= 0.9.0)
mailparse_rfc822_parse_addresses — Parse RFC 822 compliant addresses
$addresses): array
   Parses a » RFC 822 compliant recipient
   list, such as that found in the To: header.
  
addresses
       A string containing addresses, like in:
       Wez Furlong <wez@example.com>, doe@example.com
      
Note:
This string must not include the header name.
Returns an array of associative arrays with the following keys for each recipient:
| display | The recipient name, for display purpose. If this part is not set for a
        recipient, this key will hold the same value as address. | 
| address | The email address | 
| is_group | trueif the recipient is a newsgroup,falseotherwise. | 
Example #1 mailparse_rfc822_parse_addresses() example
<?php
$to = 'Wez Furlong <wez@example.com>, doe@example.com';
var_dump(mailparse_rfc822_parse_addresses($to));
?>
The above example will output:
array(2) {
  [0]=>
  array(3) {
    ["display"]=>
    string(11) "Wez Furlong"
    ["address"]=>
    string(15) "wez@example.com"
    ["is_group"]=>
    bool(false)
  }
  [1]=>
  array(3) {
    ["display"]=>
    string(15) "doe@example.com"
    ["address"]=>
    string(15) "doe@example.com"
    ["is_group"]=>
    bool(false)
  }
}