php generate random string
snippet in php

PHP random string generator

user6100

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);

php generate random string

user2896

function generateRandomString($length = 10) {
    $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
    $charactersLength = strlen($characters);
    $randomString = '';
    for ($i = 0; $i < $length; $i++) {
        $randomString .= $characters[rand(0, $charactersLength - 1)];
    }
    return $randomString;
}

php random string

user9452

function rand_str() {
    $characters = '0123456789-=+{}[]:;@#~.?/>,<|\!"£$%^&*()abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
    $randomstr = '';
    for ($i = 0; $i < random_int(50, 100); $i++) {
      $randomstr .= $characters[rand(0, strlen($characters) - 1)];
    }
    return $randomstr;
  }

random string generator php

user1277

function generateRandomString($length = 10) {
    $characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
    $charactersLength = strlen($characters);
    $randomString = '';
    for ($i = 0; $i < $length; $i++) {
        $randomString .= $characters[rand(0, $charactersLength - 1)];
    }
    return $randomString;
}

Output the random string with the call below:

// Echo the random string.
// Optionally, you can give it a desired string length.
echo generateRandomString();

randomstring php

user9016

//generates 13 character random unique alphanumeric id
echo uniqid();
//output - 5e6d873a4f597

randstring php

user3519

<?php 
    $random = substr(md5(mt_rand()), 0, 7);
    echo $random;
?>