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18-digit ID card regular

Source: Internet
Author: User
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Provides various official and user-released code samples for reference. You are welcome to learn how to match your 18-digit ID card number.
$ Preg5 = '/^ (1 [1-5] {1} [0-2] {1} | 2 [1-3] {1} [0-2] {1} | 3 [0-2] {1} [0-1] {1 }) [0-9] {1} [0-8] {1} [0-9] {1} (19 [0-9] {2 }| 200 [0-9] {1} | 201 [0-5] {1 }) (01 | 03 | 05 | 07 | 08 | 10 | 12) {0, 1} (0 [1-9] {1} | [1-2] {1} [0-9] {1} | 3 [0-1] {1}) | (04 | 06 | 09 | 11) (0 [1-9] {1} | [1-2] {1} [0-9] {1} | 30) | 02 (0 [1-9] {1} | [1-2] {1} [0-9] {1 })) [0-9] {3} [0-9xX] {1} $/'; the ID card number of 15 digits is not determined for a leap year. If there is a vulnerability or you are advised to raise it

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