bool isIndex() Returns whether the current element in the property path is an array index. Return Value bool

setArgument(string $name, string $value) Sets an argument value by name. Parameters string $name The argument name string $value The argument value Exceptions InvalidArgumentException When argument given doesn't exist

string render() Renders string representation of expression. Return Value string

setFormat(string $format) Sets the progress bar format. Parameters string $format The format

setPrefix(string $prefix) Sets the prefix that should be used for new found messages. Parameters string $prefix The prefix

setMaxDepth(int|null $maxDepth) Sets the serialization max depth for this attribute. Parameters int|null $maxDepth

close() {@inheritdoc}

string getLocale() Returns the locale of the translator. Return Value string The locale

isResolved()

interface ExceptionInterface Base ExceptionInterface for the Validator component.