function captcha_validate_case_insensitive_equality in CAPTCHA 7

Same name and namespace in other branches

1. 8 captcha.module \captcha_validate_case_insensitive_equality()
2. 6.2 captcha.module \captcha_validate_case_insensitive_equality()

CAPTCHA validation function to tests case insensitive equality.

Parameters

string $solution: the solution of the test.

string $response: the response to the test.

Return value

bool TRUE when equal (ignoring spaces), FALSE otherwise.

1 string reference to 'captcha_validate_case_insensitive_equality'

captcha_element_info in ./captcha.module

Implements of hook_element_info().

File

./captcha.module, line 557

This module enables basic CAPTCHA functionality: administrators can add a CAPTCHA to desired forms that users without the 'skip CAPTCHA' permission (typically anonymous visitors) have to solve.

Code

function captcha_validate_case_insensitive_equality($solution, $response) {
  return drupal_strtolower($solution) === drupal_strtolower($response);
}