Original sentence: It is specifed in ISO/IEC 7812-1.is a simple checksum formula used to validate a variety of identification numbers, such as credit card numbers, National Provider Identification Number in US and Canadian Social Insurance Numbers
Edited sentence: It is specified in ISO/IEC 7812-1.Luhn generation code in JavaScript, with test page for IMEI numbers.is a simple checksum formula used to validate a variety of identification numbers, such as credit card numbers, IMEI numbers National Provider Identification Number in US and Canadian Social Insurance Numbers