original_string: protected function generateId()
      {
          $len = 32; //32 bytes = 256 bits
          if (function_exists('random_bytes')) {
              $bytes = random_bytes($len);
          } elseif (function_exists('openssl_random_pseudo_bytes')) {
              $bytes = openssl_random_pseudo_bytes($len);
          } else {
              //Use a hash to force the length to the same as the other methods
              $bytes = hash('sha256', uniqid((string) mt_rand(), true), true);
          }
  
          //We don't care about messing up base64 format here, just want a random string
          return str_replace(['=', '+', '/'], '', base64_encode(hash('sha256', $bytes, true)));
      }
code: protected function generateId()
      {
          $len = 32; //32 bytes = 256 bits
          if (function_exists('random_bytes')) {
              $bytes = random_bytes($len);
          } elseif (function_exists('openssl_random_pseudo_bytes')) {
              $bytes = openssl_random_pseudo_bytes($len);
          } else {
              //Use a hash to force the length to the same as the other methods
              $bytes = hash('sha256', uniqid((string) mt_rand(), true), true);
          }
  
          //We don't care about messing up base64 format here, just want a random string
          return str_replace(['=', '+', '/'], '', base64_encode(hash('sha256', $bytes, true)));
      }
code_tokens: protected function generateId ( ) { $ len = 32 ; //32 bytes = 256 bits if ( function_exists ( 'random_bytes' ) ) { $ bytes = random_bytes ( $ len ) ; } elseif ( function_exists ( 'openssl_random_pseudo_bytes' ) ) { $ bytes = openssl_random_pseudo_bytes ( $ len ) ; } else { //Use a hash to force the length to the same as the other methods $ bytes = hash ( 'sha256' , uniqid ( ( string ) mt_rand ( ) , true ) , true ) ; } //We don't care about messing up base64 format here, just want a random string return str_replace ( [ '=' , '+' , '/' ] , '' , base64_encode ( hash ( 'sha256' , $ bytes , true ) ) ) ; }
docstring: Create a unique ID to use for boundaries.
  
  @return string
docstring_tokens: Create a unique ID to use for boundaries .