php class IOStream public endl public function cout text echo this- is

<?php

class IOStream {
    public $endl = "\n";
    public function cout($text){
        echo $this->isWin() ? $this->toCP866($text) : $text;
    }
    
    public function cin($var){
        global ${$var};
        ${$var} = $this->isWin() ? $this->fromCP866(trim(fgets(STDIN))) : trim(fgets(STDIN));
    }
    
    public function isWin(){
        return DIRECTORY_SEPARATOR == "\\" ? true : false;
    }
    
    public function toCP866($text){
        return iconv("UTF-8", "CP866", $text);
    }
    
    public function fromCP866($text){
        return iconv("CP866", "UTF-8", $text);
    }
}

?>