I have this script to format var_export's result string. The information in the output is good, but I need know if the code performance is good or if it can be improved.

https://wtools.io/php-sandbox/biDk

<?php
#Variable:

$Test                            = [];
$Test['Check1']                  = null;
$Test['Check2']                  = [];
$Test['Check2']['int']           = 20;
$Test['Check2']['float']         = 20.35;
$Test['Check2']['string']        = 'Hello World';
$Test['Check2']['bolean']        = true;
$Test['Check2']['array']         = [];
$Test['Check2']['array']['data'] = 'Array Text';
class Example {
    function foo_function() {
        return "Hello World! Object";
    }
}
$var_object                         = new Example;
$Test['Check2']['array']['object']  = $var_object;
$Test['Check2']['array']['object2'] = $var_object->foo_function();

#Script Type:
function myGetType($var) {
    if (is_null($var) OR $var == 'null' OR $var == 'NULL') {
        return "(NULL)";
    }

    if (is_array($var)) {
        return "array";
    }

    if (in_array($var, array("true", "false"), true)) {
        return "boolean";
    }

    if ((int) $var == $var && is_numeric($var)) {
        return "integer" . '(' . strlen($var) . ')';
    }

    if ((float) $var == $var && is_numeric($var)) {
        return "float" . '(' . strlen($var) . ')';
    }

    if (is_object($var)) {
        return "object";
    }

    if (is_resource($var)) {
        return "resource";
    }

    if (is_string($var)) {
        return "string" . '(' . strlen($var) . ')';
    }

    return "unknown";
}

#Script Analisis:
function VarExportFormat($Var) {
    $textvar    = '';
    $textvar    = var_export($Var, true);
    $textvar    = preg_replace("/^([ ]*)(.*)/m", '$1$1$2', $textvar);
    $textvarArr = preg_split("/\r\n|\n|\r/", $textvar);
    # Analisis del tipo.
    foreach ($textvarArr as $key => $value) {
        preg_match('~=>\\s(.*?),~', $value, $newvalue);
        if (!empty($newvalue)) {
            $newvalue[1]      = str_replace("'", "", $newvalue[1]);
            $typeval          = myGetType($newvalue[1]);
            $value            = str_replace("=> ", "=> " . $typeval . ': ', $value);
            $textvarArr[$key] = $value;
        }
    }
    $textvarArr = preg_replace(["/\s*array\s\($/", "/\)(,)?$/", "/\s=>\s$/"], [NULL, ']$1', ' => array ['], $textvarArr);
    $textvar    = join(PHP_EOL, array_filter(["array ["] + $textvarArr));
    if (substr($textvar, -1) == '[') {
        $textvar = str_replace("[", "[]", $textvar);
    }
    $textvar = str_replace("__set_state", "__set_state(object)", $textvar);

    $textvar = highlight_string("<?php \n#output of Variable:\n" . $textvar . ";\n?>", true);
    return $textvar;
}

echo VarExportFormat($Test);