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This article mainly introduces how JavaScript checks whether it is the second generation identity card of Chinese mainland. The article is very detailed and has certain reference value. Interested friends must finish reading it!

Verify whether it is the second generation identity card of Chinese mainland.

Verification rules:

A total of 18 digits, the last one can be X (uppercase and lowercase)

Cannot start with 0

The date of birth will be checked: the year can only start with 18 Universe, the month can only be 01-12, and the day can only be 01-31.

Function isIDCard (str) {

Return / ^ [1-9] [0-9] {5} (18 | 19 | (2 [0-9])) [0-9] {2} ((0 [1-9]) | (10 | 11 | 12)) (([0-2] [1-9]) | 10 | 20 | 30 | 31) [0-9] {3} [0-9Xx] $/ .test (str)

What is JavaScript JS is the abbreviation of JavaScript, it is a literal scripting language, its interpreter is called JavaScript engine, is a part of the browser, mainly used for web development, can add a variety of dynamic effects to the website, make the page more beautiful.

The above is all the contents of the article "how to check whether JavaScript is Chinese mainland's second generation ID card". Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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