<?php

set_error_handler('exceptions_error_handler');
register_shutdown_function( "fatal_handler" );


// ------------

$response = '
{
    "data": [
        {
            "0": "0.0",
            "1": 1,
            "2": "0.2",
            "3": "0.3"
        },
        {
            "0": "1.0",
            "1": "1.1",
            "2": "1.2",
            "3": 3,
            "4": "1.4",
            "5": "1.5",
            "6": "1.6",
            "7": "1.7"
        }
    ]
}
';
// $data = null;

function g($data, $i) {
    try {
        return $data[$i];
    }catch(Exception $e){
        return false;
    }
}

function main($response, $data = false) {
    try { $data = json_decode($response,false)->{'data'}; } catch(Exception $e) { }
    if (!$data) return;
    // var_dump($data);

    function obj($obj){
        $i = 0;
        while(true){
            $data = NULL;
            try {
                $data = $obj->{$i};
            } catch(Exception $e){}
            if($data === NULL) break;
            if("object" === gettype($data))obj($data);
            if("array" === gettype($data))arr($data);
            if("string" === gettype($data))print "str $i $datan";
            if("integer" === gettype($data))print "int $i $datan";
            $i++;
        }
        return true;
    }
    function arr($arr){
        $i = 0;
        while(true){
            $data = NULL;
            try {
                $data = $arr[$i];
            } catch(Exception $e){}
            if($data === NULL) break;
            if("object" === gettype($data))obj($data);
            if("array" === gettype($data))arr($data);
            $i++;
        }
        return true;
    }
    // if("object" === gettype($data))
    // if("array" === gettype($data))
    arr($data);
}

main($response);

echo "nendn";


// -------------------

function exceptions_error_handler($severity, $message, $filename, $lineno) {}
function fatal_handler() {}

?>