hphp/test/zend/good/tests/lang/execution_order.php

   1 <?php
   2
   3 /* strings and concat */
   4
   5 class strclass {
   6    var $str = "bad";
   7    static $statstr = "bad";
   8 }
   9
  10 $a = "bad";
  11 $b = "good";
  12 echo "1)";
  13 $c = $a.($a=$b);
  14 echo $c;
  15 echo "\r\n";
  16
  17 $a = "bad";
  18 $b = "good";
  19 $c = ($a=$b).$a;
  20 echo "2)";
  21 echo $c;
  22 echo "\r\n";
  23
  24
  25 $str = new strclass();
  26 $c = $str->str.($str->str="good");
  27 echo "3)";
  28 echo $c;
  29 echo "\r\n";
  30
  31 $str->str = "bad";
  32
  33 $c = ($str->str="good").$str->str;
  34 echo "4)";
  35 echo $c;
  36 echo "\r\n";
  37
  38 $c = strclass::$statstr.(strclass::$statstr="good");
  39 echo "5)";
  40 echo $c;
  41 echo "\r\n";
  42
  43 strclass::$statstr = "bad";
  44
  45 $c = (strclass::$statstr="good").strclass::$statstr;
  46 echo "6)";
  47 echo $c;
  48 echo "\r\n";
  49
  50
  51 function foo() {
  52   $GLOBALS['a'] = 'good';
  53   return $GLOBALS['a'];
  54 }
  55
  56
  57 $a = "bad";
  58 echo "7)";
  59 echo foo() . $a;
  60 echo "\r\n";
  61
  62 $a = "bad";
  63 echo "8)";
  64 echo $a . foo();
  65 echo "\r\n";
  66
  67 /* other operators */
  68
  69 $x = 1;
  70 $z = $x - ($x++);
  71 echo "9)";
  72 echo $z;
  73 echo "\r\n";
  74
  75 $x = 1;
  76 $z = ($x++) - $x;
  77 echo "10)";
  78 echo $z;
  79 echo "\r\n";
  80
  81 $x = 1;
  82 $z = $x - (++$x);
  83 echo "11)";
  84 echo $z;
  85 echo "\r\n";
  86
  87 $x = 1;
  88 $z = (++$x) - $x;
  89 echo "12)";
  90 echo $z;
  91 echo "\r\n";
  92
  93
  94 $x = 1;
  95 $y = 3;
  96 $z = $x - ($x=$y);
  97 echo "13)";
  98 echo $z;
  99 echo "\r\n";
 100
 101 $x = 1;
 102 $y = 3;
 103 $z = ($x=$y) - $x;
 104 echo "14)";
 105 echo $z;
 106 echo "\r\n";
 107
 108
 109 $a = 100;
 110 $b = 200;
 111 echo "15)";
 112 echo $a + ($a=$b);
 113 echo "\r\n";
 114
 115 $a = 100;
 116 $b = 200;
 117 echo "16)";
 118 echo ($a=$b) + $a;
 119 echo "\r\n";
 120
 121
 122 $a = array(100,200);
 123 $i = 0;
 124
 125 echo "17)";
 126 echo $a[$i++] + $a[$i++];
 127 echo "\r\n";
 128
 129 $i = -1;
 130 echo "18)";
 131 echo $a[++$i] + $a[++$i];
 132 echo "\r\n";
 133
 134 $i = 0;
 135 echo "19)";
 136 echo $a[$i] + ($a[$i]=400);
 137 echo "\r\n";
 138
 139
 140 $a[0] = 100;
 141 echo "20)";
 142 echo ($a[$i]=400) + $a[$i];
 143 echo "\r\n";
 144
 145
 146 class c {
 147    var $val = 10;
 148    static $stat = 20;
 149 }
 150
 151 echo "21)";
 152 echo c::$stat + (c::$stat=200);
 153 echo "\r\n";
 154
 155 echo "22)";
 156 echo (c::$stat=300) + c::$stat;
 157 echo "\r\n";
 158
 159 $c = new c();
 160
 161 echo "23)";
 162 echo $c->val + ($c->val=200);
 163 echo "\r\n";
 164
 165 echo "24)";
 166 echo ($c->val=300) + $c->val;
 167 echo "\r\n";