/Java/A random character from a string of characters:

A random character from a string of characters:

Php generate random string of characters

function generateRandomString($length = 25) {
    $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
    $charactersLength = strlen($characters);
    $randomString = '';
    for ($i = 0; $i < $length; $i++) {
        $randomString .= $characters[rand(0, $charactersLength - 1)];
    }
    return $randomString;
}
//usage 
$myRandomString = generateRandomString(5);

A random character from a string of characters:

String chars = "abcxyz";
Random rnd = new Random();
char c = chars.charAt(rnd.nextInt(chars.length()));

Source: programming.guide

Similar codes

0 vote436 views1 answer
Spring boot get bean
Java Spring
1 vote362 views1 answer
Filesaver javafx
Java
0 vote356 views1 answer
Spring boot interview questions 2020
Java
3 votes336 views3 answers
Java list get first element
Java
0 vote352 views1 answer
Resource leak: 'scanner' is never closed
Java
0 vote351 views1 answer
Terminate function calling in java
Java
0 vote345 views1 answer
Java add xmlns attribute
Java
0 vote332 views1 answer
Javafx text wrapping
Java
10 votes477 views3 answers
H2 database spring boot
Java Spring
1 vote355 views1 answer
How to implement linked list in java without using collection framework
Java