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<?php $a = array(); $a['foo'] = "Foo"; $a['foo']['bar'] = "Bar"; echo $a['foo']; //*Boo // Baroo // FooBar // Bar // Foo // nic echo "\n"; for ($i = 0; $i <= 2; $i++) { $foo .= $i % 2; } $foo -= 010; echo $foo; //*2 // 0 // -10 // -8 // 8 // 91 // 93 // nic echo "\n"; $foo = "a"; for ($i = 0; $i < 26; $i++) { $foo++; } echo $foo; // a26 //*aa // nic // a // A // z // 27 // 26 // 123 echo "\n"; $arr = range(1,9); $arr[5] = $arr[0] + $arr[5] == 7; $foo = in_array(10, $arr); echo $foo ? 'true' : 'false'; //*true // false echo "\n"; $a = 1; $a += ++$a + ++$a + $a++ + ++$a; echo $a; // 29 // 28 // 27 // 26 // 25 // 24 // 23 // 22 // 21 // 20 // 19 //*18 // 17 // 16 // 15 // 14 // 13 // 12 // 11 // 10 // 9 // 8 // 7 // 6 // 5 // 4 // 3 // 2 // 1 // 0
Output for 8.0.7 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/0i2g7:4 Stack trace: #0 {main} thrown in /in/0i2g7 on line 4
Process exited with code 255.
Output for 8.0.0 - 8.0.6
Warning: Only the first byte will be assigned to the string offset in /in/0i2g7 on line 4 Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/0i2g7:4 Stack trace: #0 {main} thrown in /in/0i2g7 on line 4
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Warning: Illegal string offset 'bar' in /in/0i2g7 on line 4 Boo Notice: Undefined variable: foo in /in/0i2g7 on line 16 2 aa true 18
Output for 7.3.32 - 7.3.33, 7.4.26
Warning: Illegal string offset 'bar' in /in/0i2g7 on line 4 Boo 2 aa true 18
Output for 5.0.4 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Boo Notice: Undefined variable: foo in /in/0i2g7 on line 16 2 aa true 18
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/0i2g7 on line 89
Process exited with code 255.
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Boo Notice: Undefined variable: foo in /in/0i2g7 on line 16 2 aa true 18

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