php generate unique key

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Generate a unique number in PHP (the 36-digit serial number is not repeated)

This article mainly introduces how to generate a unique number in PHP. in this article, convert the hexadecimal value to 36 to obtain more than 60 million unique numbers that are not repeated, with the number of digits being 10 digits, if you need a

code example for PHP to generate a unique sequence of UUID

/** * Generates an UUID * * @author Anis uddin Ahmad * @param string a optional prefix * @return string The formatted UUID /function uuid ($prefix = ') { $chars = MD5 ( Uniqid (Mt_rand (), true); $uuid = substr

How PHP generates a unique numeric ID

How PHP generates a unique numeric ID, note that it is numeric, do not string the Reply content: How PHP generates a unique numeric ID, note that it is numeric, do not string the Landlord, you are a big problem. Twitter,weibo and so on have

Generate a unique number in PHP (the 36-digit serial number is not repeated)

When we want to numbers a large number of data, there is a limit on the number of digits, such as a five-digit license plate number, a ten-digit license number, order serial number, and a short URL, we can use the 36-digit system to calculate

[Modern PHP] Chapter III Standard

The number of PHP components and frameworks is incredibly large. There are mega-frameworks like Symfony and Laravel, as well as miniature frameworks like Silex and slim. There are even traditional frameworks that have existed long before modern PHP

PHP security practices that must be known to system administrators

The security practice of PHP, which must be known by system administrators, is an open source server scripting language and widely used. The Apacheweb server provides the convenience of accessing files and content through HTTP or HTTPS. Improper

How does PHP obtain the unique requestid of each HTTP request operated by a user?

How does PHP obtain the unique requestid of each HTTP request operated by a user? No matter how many people, each click is required to be globally unique ID. How does PHP obtain the unique request id of each HTTP request operated by the user? No

PHP security practices that must be known to system administrators

The security practice of PHP, which must be known by system administrators, is an open source server scripting language and widely used. The Apacheweb server provides the convenience of accessing files and content through HTTP or HTTPS. Improper

Sample Code for generating UUID unique sequence in PHP

  /** * Generates an UUID * * @author Anis uddin Ahmad * @param string an optional prefix * @return string the formatted uuid */ function uuid($prefix = '') { $chars = md5(uniqid(mt_rand(), true)); $uuid =

PHP implements generation of Unique Numbers (36-digit non-repeated numbers) _ php instances

This article mainly introduces how to generate a unique number in PHP. In this article, convert the hexadecimal value to 36 to obtain more than 60 million unique numbers that are not repeated, with the number of digits being 10 digits, if you need a

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