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yeknava/iran national code validation

Created February 24, 2016 12:08
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iran national code validation
$ncode = '0011111111';
$ncodeArray = str_split($ncode);
$sum = 0;
for($i=0; $i<10; $i++) {
$sum = intval($ncodeArray[$i])*($i+1);
}
$mod11 = $sum%11;
if($mod11 < 2) {
if(intval($mod11) === intval($ncodeArray[9])) {
return true;
} else {
return false;
}
} else {
if(intval($ncodeArray[9]) === (11-$mod11)) {
return true;
} else {
return false;
}
}
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