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A Unique Alphanumeric String with for an identification value.
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| // https://codebriefly.com/unique-alphanumeric-string-php/ | |
| function unique_code($id, $limit) | |
| { | |
| $randomId = $id . mt_rand(); | |
| return substr(base_convert(sha1(uniqid($randomId)), 16, 36), 0, $limit); | |
| } |
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