The strength of a phone number match.
<example> <title>Some examples of phone number matches</title> <para> Let's consider the phone number "+1-221-5423789", then comparing with "+1.221.542.3789" we have get E_PHONE_NUMBER_MATCH_EXACT because country code, region code and local number are matching. Comparing with "2215423789" will result in E_PHONE_NUMBER_MATCH_NATIONAL because the country calling code is missing, but the national portion is matching. Finally comparing with "5423789" gives E_PHONE_NUMBER_MATCH_SHORT. For more detail have a look at the following table:
<informaltable border="1" align="center"> <colgroup> <col width="20%" /> <col width="20%" /> <col width="20%" /> <col width="20%" /> <col width="20%" /> </colgroup> <tbody> <tr> <th></th > <th align="center">+1-617-5423789</th> <th align="center">+1-221-5423789</th> <th align="center"> 221-5423789</th> <th align="center">5423789</th> </tr><tr> <th align="right">+1-617-5423789</th > <td align="center">exact</td> <td align="center">none</td> <td align="center">none</td> < td align="center">short</td> </tr><tr> <th align="right">+1-221-5423789</th> <td align="center"> none</td> <td align="center">exact</td> <td align="center">national</td> <td align="center">short </td> </tr><tr> <th align="right">221-5423789</th> <td align="center">none</td> <td align="center">national</td> <td align="center">national</td> <td align="center">short</td> </tr ><tr> <th align="right">5423789</th> <td align="center">short</td> <td align="center">short< /td> <td align="center">short</td> <td align="center">short</td> </tr> </tbody> < /informaltable> </para> </example>