length: 6
teststring: Hello World!
testint: 2
Array
(
    [0] => 1
    [1] => 2
    [2] => 3
    [3] => 4
    [4] => 5
    [5] => 6
    [6] => 7
    [7] => 8
    [8] => 9
    [9] => 0
)
testbin: a1b2c3d4e5f67890
testtable: 3
testarray: string 3
NULL
    2: Cannot load resource element 'nonexisting': U_MISSING_RESOURCE_ERROR