runkit_return_value_used

(no version information, might be only in CVS)

runkit_return_value_used -- Determines if the current functions return value will be used

Description

bool runkit_return_value_used ( void )

Returns TRUE if the function's return value is used by the calling scope, otherwise FALSE

Example 1. runkit_return_value_used() example


<?php
function foo() {
  var_dump(runkit_return_value_used());
}

foo();
$f = foo();
?>

The above example will output:

bool(false)
bool(true)