php generate unique string

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Using the PHP uniqid function to generate a unique id_php instance

Scenarios that generate unique IDs are very common, such as temporary cache file names, temporary variables, temporary security codes, and so on, and the uniqid () function generates a unique ID based on the current time in microseconds. Because the

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,

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

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 PHPuniqid function to generate a unique ID_php instance

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

PHP algorithm -- generate a unique string

If you forget your password, click "forgot password", and then you will receive a link to change the password. There will always be a long and messy string in the connection. If a duplicate string is displayed, wouldn't someone else's password be

PHP algorithm--Generate a unique string

Often encountered forgotten password situation, click on the forgotten password, and then receive the Change Password link, the connection will often have a long and very messy string. Imagine, if there is a duplicate string, it would not be someone

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

How does mysql insert a field into a table? this field will generate a unique code randomly.

How does mysql insert a field to a table? this field will randomly generate a unique code. how does mysql insert a field to a table? this field will randomly generate a unique code ------ solution ------------------ if php is used you can use uniqid

Parsing a String (String) of the PHP data type)

A string is composed of a series of characters, each of which is equivalent to a byte. This means that PHP only supports the 256 character set and therefore does not support Unicode. For details, see the description of the string type. Note: string..

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