Uuidv4 php

Php uuid generator

uniqid()
uniqid('php_')

Uuidv4 php

function gen_uuid() {
    return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
        // 32 bits for "time_low"
        mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),

        // 16 bits for "time_mid"
        mt_rand( 0, 0xffff ),

        // 16 bits for "time_hi_and_version",
        // four most significant bits holds version number 4
        mt_rand( 0, 0x0fff ) | 0x4000,

        // 16 bits, 8 bits for "clk_seq_hi_res",
        // 8 bits for "clk_seq_low",
        // two most significant bits holds zero and one for variant DCE1.1
        mt_rand( 0, 0x3fff ) | 0x8000,

        // 48 bits for "node"
        mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff )
    );
}

Similar codes

14 votes172 views3 answers
Why use ob_start() in php
PHP
0 vote177 views1 answer
Php set http status header
PHP
0 vote170 views1 answer
How to get a particular column in laravel 8
PHP
10 votes172 views3 answers
Session flush laravel
PHP
1 vote191 views2 answers
Enable socket in php
PHP
0 vote185 views1 answer
Cant upload file to directory php
PHP
18 votes178 views4 answers
Create model view controller laravel
PHP
1 vote219 views1 answer
My vscode extension prettier doesnot work for php code
PHP
2 votes182 views3 answers
Php access json object
PHP
0 vote175 views1 answer
Strtotime laravel
PHP