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php

    1: --TEST--
    2: each() tests
    3: --FILE--
    4: <?php
    5: 
    6: var_dump(each());
    7: $var = 1;
    8: var_dump(each($var));
    9: $var = "string";
   10: var_dump(each($var));
   11: $var = array(1,2,3);
   12: var_dump(each($var));
   13: $var = array("a"=>1,"b"=>2,"c"=>3);
   14: var_dump(each($var));
   15: 
   16: $a = array(1);
   17: $a [] =&$a[0];
   18: 
   19: var_dump(each($a));
   20: 
   21: 
   22: echo "Done\n";
   23: ?>
   24: --EXPECTF--	
   25: Warning: each() expects exactly 1 parameter, 0 given in %s on line %d
   26: NULL
   27: 
   28: Warning: Variable passed to each() is not an array or object in %s on line %d
   29: NULL
   30: 
   31: Warning: Variable passed to each() is not an array or object in %s on line %d
   32: NULL
   33: array(4) {
   34:   [1]=>
   35:   int(1)
   36:   ["value"]=>
   37:   int(1)
   38:   [0]=>
   39:   int(0)
   40:   ["key"]=>
   41:   int(0)
   42: }
   43: array(4) {
   44:   [1]=>
   45:   int(1)
   46:   ["value"]=>
   47:   int(1)
   48:   [0]=>
   49:   string(1) "a"
   50:   ["key"]=>
   51:   string(1) "a"
   52: }
   53: array(4) {
   54:   [1]=>
   55:   int(1)
   56:   ["value"]=>
   57:   int(1)
   58:   [0]=>
   59:   int(0)
   60:   ["key"]=>
   61:   int(0)
   62: }
   63: Done