$sourcePath public property public

$verifyCode public read-only property The verification

init() public method Initializes the object.

$captchaAction public property The route of the action that generates

getVerifyCode() public method Gets the verification code

getClientOptions() protected method Returns the options

checkRequirements() public static method Checks if there

$imageOptions public property HTML attributes to be applied to

renderImage() protected method Renders the CAPTCHA image

validate() public method Validates the input to see if