php - check isset value in wordpress widget -


how can check isset or empty value display or hide tag code not work

<?php if ($this->get_field_name( 'name1')){ ?>                                 <li><a href="<?php echo $link1; ?>" target="_blank"><?php echo $name1; ?></a></li>                                 <?php }

this label widget

<p>                 <label for="<?php echo $this->get_field_id( 'name1' ); ?>"><?php _e( 'عنوان تبلیغ متنی اول' ); ?></label>                 <input class="widefat" id="<?php echo $this->get_field_id( 'name1' ); ?>" name="<?php echo $this->get_field_name( 'name1' ); ?>" type="text" value="<?php echo esc_attr( $name1 ); ?>" />             </p>

ok found out

<?php if (esc_attr( $name1 )){ ?>                                 <li><a href="<?php echo $link1; ?>" target="_blank"><?php echo $name1; ?></a></li>

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