generate id in php

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Php: How to customize Mongodb to generate auto-incremental ID _ PHP Tutorial

Php implements the Mongodb custom method to generate the auto-increment ID. This article describes how to generate a user-defined ID for Mongodb in php, the example analyzes the Mongodb auto-increment field implementation technology. php implements

Use the PHPuniqid function to generate a unique ID. phpuniqid function id_PHP tutorial

Use the PHPuniqid function to generate a unique ID. The PHPuniqid function is used to generate a unique ID. it is common to use phpuniqid to generate a unique id, such as the temporary cache file name, temporary variables, temporary security code,

Php implements the Mongodb custom method to generate the auto-increment ID

Php implements the Mongodb custom method to generate the auto-increment ID This article describes how to generate a user-defined Mongodb ID using php. The example analyzes the implementation skills of Mongodb auto-increment fields and the

Use the uniqid function of PHP to generate a unique ID.

By default, the generated unique ID returns a string of 13 characters. If the prefix of the unique ID is not defined, a maximum of 23 strings can be returned. If you combine the md5 () function, the generated unique ID is more reliable. This

PHP implementation of MongoDB custom way to generate the self-increment ID method, mongodbid_php Tutorial

PHP implements MongoDB custom method to generate the self-increment ID, mongodbid The example in this paper describes how to generate a self-increment ID by implementing the MongoDB customization method in PHP. Share to everyone for your reference.

Ask for a question about mysql basics. (in PHP) copy a record with id a to the same table and generate a new record. in this process, modify the values of some fields.

Ask for a basic mysql question. (in PHP) copy a record with id a to the same table and generate a new record. in this process, modify the values of some fields. how can this problem be written? This is the case: when a user copies a published item

Use the PHPuniqid function to generate a unique ID

The use cases for generating unique IDs are very common, such as temporary cache file names, temporary variables, and temporary security codes. the uniqid () function is based on the current time in microseconds, generate a unique ID. Because the

Use the uniqid () function in php to generate a unique id.

Use the uniqid () function in php to generate a unique id. Function createId ($ prefix = "") {$ str = md5 (uniqid (mt_rand (), true); return $ prefix. $ str;} // uniqid (prefix, more_entropy) The uniqid () function generates a unique ID based on

Use the Uniqid () function to generate a unique ID in PHP

functionCreateid ($prefix= ""){    $str= MD5(uniqid(Mt_rand(), true));    return$prefix. $str;}//Uniqid (prefix,more_entropy)The Uniqid () function generates a unique ID based on the current time in microseconds.prefix is optional. Specify a prefix

Does php generate a unique numeric id like a QQ number?

Do you need to use rand to generate a random number and then go to the database to query whether there is such a number? It seems a little time-consuming. Is there any other way? Do you need to use rand to generate a random number and then go to the

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