Add Extra Fields In Users Tab in Wordpress Admin

/*========= Extra Field Function ======== */
function extra_profile_fields( $user ) { 
    $user_meta = get_userdata($user->ID);
    $user_roles = $user_meta->roles;
    $role = $user_roles[0];
    $contactnumber =	get_the_author_meta( 'contactnumber', $user->ID );
    $city =	get_the_author_meta( 'city', $user->ID );
    $pincode =	get_the_author_meta( 'pincode', $user->ID );
    $state = get_the_author_meta( 'state', $user->ID );
    $country = get_the_author_meta( 'country', $user->ID ); 
?>

    <h3>Profile Information</h3>

    <table class="form-table fh-profile-upload-options">
      

        <tr>
            <th><label for="twitter">Contact Number<span class="description">(required)</span></label></th>
            <td>
                <input type="phone" name="contact" id="contact" class="regular-text" value="<?php echo $contactnumber; ?>"><br/>
                <span class="description">Please Enter Contact Number.</span>
            </td>
        </tr>

        <tr>
            <th><label for="twitter">City<span class="description">(required)</span></label></th>
            <td>
                <input type="text" name="city" class="regular-text" id="city" value="<?php echo $city; ?>" required/><br/>
                <span class="description">Please Enter Your City.</span>
            </td>
        </tr>

        <tr>
            <th><label for="twitter">Pin Code<span class="description">(required)</span></label></th>
            <td>
                <input type="text" name="pin" class="regular-text" id="pin" value="<?php echo $pincode; ?>" required/><br/>
                <span class="description">Please Enter Your PinCode.</span>
            </td>
        </tr>

         <tr>
            <th><label for="twitter">State/Province<span class="description">(required)</span></label></th>
            <td>
                <input type="text" name="state" class="regular-text" id="state" value="<?php echo $state; ?>" required/><br/>
                <span class="description">Please Enter Your State/Province.</span>
            </td>
        </tr>

         <tr>
            <th><label for="twitter">Country<span class="description">(required)</span></label></th>
            <td>
                <input type="text" name="country" class="regular-text" id="country" value="<?php echo $country; ?>" required/><br/>
                <span class="description">Please Enter Your Country.</span>
            </td>
        </tr>


        
    </table>   
   
<?php
}
add_action( 'show_user_profile', 'extra_profile_fields' );
add_action( 'edit_user_profile', 'extra_profile_fields' );
add_action( "user_new_form", "extra_profile_fields" );


/*========= Extra Field Update all Fields Function ======== */
function profile_update($user_id){
	$user_meta = get_userdata($user_id);
    $user_roles = $user_meta->roles;
    $role = $user_roles[0]; 		
	  update_usermeta( $user_id, 'contactnumber', $_POST['contact'] );
	  update_usermeta( $user_id, 'city', $_POST['city'] );
	  update_usermeta( $user_id, 'pincode', $_POST['pin'] );
	  update_usermeta( $user_id, 'state', $_POST['state'] );
	  update_usermeta( $user_id, 'country', $_POST['country'] );
}
add_action('profile_update', 'profile_update');
add_action('user_register', 'profile_update');