Question

Developing a module for drupal and I need to pass/modify variables within functions. I avoided using global variables because drupal uses the include function which subsequently makes my global variable into local.

As such, i created the following script which stores a static variable but I cannot retain the new value. Any help will be appreciated

function _example_set_flashurl($value = '21224', $clear = NULL) {
  static $url;

  if ($clear) {
    // reset url variable back to default
    $url = null;
  }
  // assigned url a perminate value within this function
  $url = $value;
  return $url;


}

function _example_get_flashurl() {
  return _example_set_flashurl();
  // retrieve the value inside set scope
}
_example_set_flashurl('another', TRUE);
print _example_get_flashurl();  // prints 21224,  I want it to print another 

Answer 1

Try this

<?
function _example_set_flashurl($value = '21224', $clear = NULL) {
  static $url;

  if ($clear) {
    // reset url variable back to default
    $url = null;
  }
  if($value!='21224') {
  // assigned url a perminate value within this function
  $url = $value;
  }
  return $url;


}

function _example_get_flashurl() {
  return _example_set_flashurl();
  // retrieve the value inside set scope
}
_example_set_flashurl('another', TRUE);
print _example_get_flashurl();  // prints 21224,  I want it to print another