<?php
$ean = '1888440212609';
$code = substr($ean, 0, -1);
$sequence_ean8 = array(3, 1);
$sequence_ean13 = array(1, 3);
$sums = 0;
foreach(str_split($code) as $n => $digit) {
if (strlen($code)==7){
$sums += $digit * $sequence_ean8[$n % 2];
} elseif (strlen($code)==12){
$sums += $digit * $sequence_ean13[$n % 2];
} else {
echo "code length invalid";
}
}
$checksum = 10 - $sums % 10;
if($checksum == 10){
$checksum = 0;
}
var_dump($code . $checksum === $ean);
- Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.5 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- bool(false)
- Output for 4.4.5 - 4.4.9
- Fatal error: Call to undefined function: str_split() in /in/hBWIL on line 10
Process exited with code 255. - Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
- Fatal error: Call to undefined function: str_split() in /in/hBWIL on line 10
Process exited with code 255. - Output for 4.3.0 - 4.3.1
- Fatal error: Call to undefined function: str_split() in /in/hBWIL on line 10
preferences:
214.84 ms | 401 KiB | 315 Q