how to validate phone number and positive intiger value

Question

 

i am trying to validate phone number and +ve intiger value below code is not working for me.pls help.we should able to type specific number phne number and +value.how can i validate pls pls help 

 

 

 

 

 

 

 

 

<td class="tal fntm fntn Editable leftcol" role="gridcell" data-role="editable" style="width: 10%;">

<input type="text" ng-required="requireTel" ng-pattern="phoneNumberPattern" style="width:100%;height:100%" ng-model=data.PhoneNumber class="tal configtext fntn Editable">

</td>

<td ng-if="result.IsEditable=='Y'" class="tal fntm fntn leftcol Editable" style="width: 10%;">

<input type="text" style="height:100%;width:100%" ng-model=result.PhoneNumber

ng-required="requireTel" ng-pattern="phoneNumberPattern"

class="tal configtext fntn Editable">

</td>