hphp/test/zend/good/ext-standard-array/usort_error1.php

   1 <?php
   2 /* Prototype  : bool usort(array $array_arg, string $cmp_function)
   3  * Description: Sort an array by values using a user-defined comparison function
   4  * Source code: ext/standard/array.c
   5  */
   6
   7 /*
   8  * Pass incorrect number of arguments to usort() to test behaviour
   9  */
  10
  11 echo "*** Testing usort() : error conditions ***\n";
  12
  13 //Test usort with one more than the expected number of arguments
  14 echo "\n-- Testing usort() function with more than expected no. of arguments --\n";
  15 $array_arg = array(1, 2);
  16 $cmp_function = 'string_val';
  17 $extra_arg = 10;
  18 var_dump( usort($array_arg, $cmp_function, $extra_arg) );
  19
  20 // Testing usort with one less than the expected number of arguments
  21 echo "\n-- Testing usort() function with less than expected no. of arguments --\n";
  22 $array_arg = array(1, 2);
  23 var_dump( usort($array_arg) );
  24 ?>
  25 ===DONE===