snyder/app/Http/Traits/StringGeneratorTrait.php

<?php


namespace App\Http\Traits;


trait StringGeneratorTrait
{


    public function makeIID ()
    {
        return $this->generateRandomAlphabeticString(3) . $this->generateRandomNumericString(3);
    }

    public function generateRandomAlphabeticString($length = 6) {
        $characters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
        $charactersLength = strlen($characters);
        $randomString = '';
        for ($i = 0; $i < $length; $i++) {
            $randomString .= $characters[rand(0, $charactersLength - 1)];
        }
        return $randomString;
    }

    public function generateRandomNumericString($length = 6) {
        $characters = '1234567890';
        $charactersLength = strlen($characters);
        $randomString = '';
        for ($i = 0; $i < $length; $i++) {
            $randomString .= $characters[rand(0, $charactersLength - 1)];
        }
        return $randomString;
    }

}