1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89
|
--TEST--
Testing isset with string offsets
--FILE--
<?php
print "- isset ---\n";
$str = "test0123";
var_dump(isset($str[-1]));
var_dump(isset($str[0]));
var_dump(isset($str[1]));
var_dump(isset($str[4])); // 0
var_dump(isset($str[5])); // 1
var_dump(isset($str[8]));
var_dump(isset($str[10000]));
// non-numeric offsets
print "- string ---\n";
var_dump(isset($str['-1']));
var_dump(isset($str['0']));
var_dump(isset($str['1']));
var_dump(isset($str['4'])); // 0
var_dump(isset($str['1.5']));
var_dump(isset($str['good']));
var_dump(isset($str['3 and a half']));
print "- bool ---\n";
var_dump(isset($str[true]));
var_dump(isset($str[false]));
var_dump(isset($str[false][true]));
print "- null ---\n";
var_dump(isset($str[null]));
print "- double ---\n";
var_dump(isset($str[-1.1]));
var_dump(isset($str[-0.8]));
var_dump(isset($str[-0.1]));
var_dump(isset($str[0.2]));
var_dump(isset($str[0.9]));
var_dump(isset($str[M_PI]));
var_dump(isset($str[100.5001]));
print "- array ---\n";
var_dump(isset($str[array()]));
var_dump(isset($str[array(1,2,3)]));
print "- object ---\n";
var_dump(isset($str[new stdClass()]));
print "- resource ---\n";
$f = fopen(__FILE__, 'r');
var_dump(isset($str[$f]));
print "done\n";
?>
--EXPECTF--
- isset ---
bool(false)
bool(true)
bool(true)
bool(true)
bool(true)
bool(false)
bool(false)
- string ---
bool(false)
bool(true)
bool(true)
bool(true)
bool(false)
bool(false)
bool(false)
- bool ---
bool(true)
bool(true)
bool(false)
- null ---
bool(true)
- double ---
bool(false)
bool(true)
bool(true)
bool(true)
bool(true)
bool(true)
bool(false)
- array ---
bool(false)
bool(false)
- object ---
bool(false)
- resource ---
bool(false)
done
|