reversal_num.php

function reversing_num(){
    $num = 765432; //需要倒转的数字
    $rebmnu = 0;
    $temp = $num ;
    
    do{        
        $rebmnu = $rebmnu*10 + $temp % 10;
        $temp = $temp/10;
    }
    while($temp>0);
    
    var_dump($rebmnu);
}

// 234567