Created
June 7, 2016 16:17
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| <?php | |
| class Nric_validation{ | |
| function is_NRIC($nric) | |
| { | |
| if(strlen($nric)==9) // NRIC is alway 9 Digits | |
| { | |
| $nric = strtoupper($nric); | |
| $prefix = substr($nric,0,1); | |
| $postfix = substr($nric,8,1); | |
| $ic_number = substr($nric,1,7); | |
| $num = 0; | |
| $weight = array(2,7,6,5,4,3,2); | |
| $lookup['S'] = array('J','Z','I','H','G','F','E','D','C','B','A'); | |
| $lookup['T'] = array('G','F','E','D','C','B','A','J','Z','I','H'); | |
| $lookup['F'] = array('X','W','U','T','R','Q','P','N','M','L','K'); | |
| $lookup['G'] = array('R','Q','P','N','M','L','K','X','W','U','T'); | |
| for($i=0;isset($weight[$i]);$i++) | |
| { | |
| $num+=substr($ic_number,$i,1)*$weight[$i]; | |
| } | |
| $num %= 11; | |
| if (isset($lookup[$prefix])) | |
| { | |
| if($lookup[$prefix][$num] == $postfix) | |
| { | |
| return true; | |
| } | |
| else | |
| { | |
| return false; | |
| } | |
| } | |
| else | |
| { | |
| return false; | |
| } | |
| } | |
| } | |
| } |
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