Vehicle Identification Number Validation
$vin = '1G1YW2DW0A5108451';
function vinValidate($vin){
$transliteration = array(
'A'=>1, 'B'=>2, 'C'=>3, 'D'=>4, 'E'=>5, 'F'=>6, 'G'=>7, 'H'=>8,
'J'=>1, 'K'=>2, 'L'=>3, 'M'=>4, 'N'=>5, 'P'=>7, 'R'=>9,
'S'=>2, 'T'=>3, 'U'=>4, 'V'=>5, 'W'=>6, 'X'=>7, 'Y'=>8, 'Z'=>9,
);
$weights = array(8,7,6,5,4,3,2,10,0,9,8,7,6,5,4,3,2);
$vin = strtoupper($vin);
$length = strlen($vin);
$sum = 0;
if($length != 17)
{
return array('status'=>false, 'message'=>'VIN is not the right length');
}
for($x=0; $x<$length; $x++)
{
$char = substr($vin, $x, 1);
if(is_numeric($char))
{
$sum += $char * $weights[$x];
}
else
{
if(!isset($transliteration[$char]))
{
return array('status'=>false, 'message'=>'VIN contains an invalid character.');
}
$sum += $transliteration[$char] * $weights[$x];
}
}
$remainder = $sum % 11;
$checkdigit = $remainder == 10 ? 'X' : $remainder;
if(substr($vin, 8, 1) != $checkdigit)
{
return array('status'=>false, 'message'=>'The VIN is not valid.');
}
return array('status'=>true, 'message'=>'The VIN is valid.');
}
Thanks coderelic
$vin = '1G1YW2DW0A5108451';
function vinValidate($vin){
$transliteration = array(
'A'=>1, 'B'=>2, 'C'=>3, 'D'=>4, 'E'=>5, 'F'=>6, 'G'=>7, 'H'=>8,
'J'=>1, 'K'=>2, 'L'=>3, 'M'=>4, 'N'=>5, 'P'=>7, 'R'=>9,
'S'=>2, 'T'=>3, 'U'=>4, 'V'=>5, 'W'=>6, 'X'=>7, 'Y'=>8, 'Z'=>9,
);
$weights = array(8,7,6,5,4,3,2,10,0,9,8,7,6,5,4,3,2);
$vin = strtoupper($vin);
$length = strlen($vin);
$sum = 0;
if($length != 17)
{
return array('status'=>false, 'message'=>'VIN is not the right length');
}
for($x=0; $x<$length; $x++)
{
$char = substr($vin, $x, 1);
if(is_numeric($char))
{
$sum += $char * $weights[$x];
}
else
{
if(!isset($transliteration[$char]))
{
return array('status'=>false, 'message'=>'VIN contains an invalid character.');
}
$sum += $transliteration[$char] * $weights[$x];
}
}
$remainder = $sum % 11;
$checkdigit = $remainder == 10 ? 'X' : $remainder;
if(substr($vin, 8, 1) != $checkdigit)
{
return array('status'=>false, 'message'=>'The VIN is not valid.');
}
return array('status'=>true, 'message'=>'The VIN is valid.');
}
Thanks coderelic
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