DPRMC/CUSIP

A library of code for validating CUSIP codes.

CUSIP

Installation

composer require dprmc/cusip

Usage

use \DPRMC\CUSIP;
$isCusip = CUSIP::isCUSIP('notacusip'); // false
$isCusip = CUSIP::isCUSIP('222386AA2'); // true

Notes

A PHP (v5.6+) library for validating CUSIP codes.

And in case you were wondering what a CUSIP was:

https://en.wikipedia.org/wiki/CUSIP