Example usage of $nullValue

<?php
/*include the class*/
include_once('../class.XiTemplate.php');
 
/*instantiate the class and pass the path to your html template file*/
$xitpl = new XiTemplate('templates/nullValue.tpl');
 
/*assign a value to a template variable.*\
/*In this example {NAME} will be replaced with "XiTemplate"*/
$xitpl->assign('NAME', 'XiTemplate');
 
/*multidimensional array*/
$myArray = array
  (
    'name' => 'Jim',
    'lastName'  => 'Grill',
    'address'   => array
      (
        'street'  => 'One XiTemplate Way',
        'city'    => 'Paradise',
        'state'   => '',        /* No state specified. This is a null value.*/
        'zip'     => '12345'
      ),
    'age'       => 'too old'
  );
 
/*assign the array to a template variable*/
$xitpl->assign('MYARRAY', $myArray);
 
/*We don't want to display null values so we assign 'Unknown' instead*/
/*This can be done at any time as long it's before the current block is parsed*/
$xitpl->nullValue = 'Unknown';
 
/*parse the first block*/
$xitpl->parse('main.firstperson');
 
/*null values will be ok from this point so we reset it to ''.*/
/*This can be done at anytime before the next block is parsed so we*/
/*could have done it on line 60 if we wanted to.*/
$xitpl->nullValue = '';
 
/*multidimensional array*/
$myArray = array
  (
    'name' => 'Travis',
    'lastName'  => 'Miller',
    'address'   => array
      (
        'street'  => 'One Coder\'s Way',
        'city'    => 'Linux Valley',
        'state'   => '',        /* No state specified. This is a null value.*/
        'zip'     => '54321'
      ),
    'age'       => 'too young'
  );
 
/*assign the array to a template variable*/
$xitpl->assign('MYARRAY', $myArray);
 
 
/*parse the second block*/
$xitpl->parse('main.secondperson');
 
/*parse the "main" block of the page (the whole page)*/
$xitpl->parse('main');
 
/*send the final page out to the browser*/
$xitpl->out('main');
?>