<?php interface Printable { public function __toString(); } class MyPrintableClass implements Printable { public $myNumericProperty; public function __construct() { $this->myNumericProperty = 10; } public function __toString() { return 'My numeric property is ' . $this->myNumericProperty; } } function printSomething(Printable $aString) { echo $aString; } printSomething(new MyPrintableClass());
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Value for `_results` contains invalid data `array`