$result = [];
$number = 7774455566;
while ($number) {
$digit = $number % 10;
if (!isset($result[$digit]) {
$result[$digit] = 0;
}
$result[$digit]++;
$number = (int) ($number / 10);
}
$sum = 0;
foreach ($result as $digit => $occurencesCount) {
if ($occurencesCount > 1) {
$sum += $digit;
}
}$markup = 1000;
function do_the_price()
{
global $markup;
echo " наценка: ".$markup;
}
do_the_price();<?php
$nameErr = $emailErr = $genderErr = "";
function checkDone()
{
global $nameErr;
if ($nameErr == "") {
return "true";
} else {
return "false";
}
}
echo checkDone();