macgyer\yii2materializecss\widgets\form\ActiveField::render PHP Метод

render() публичный Метод

This method will generate the label, error tag, input tag and hint tag (if any), and assemble them into HTML according to [[template]].
public render ( string | callable $content = null ) : string
$content string | callable the content within the field container. If null (not set), the default methods will be called to generate the label, error tag and input tag, and use them as the content. If a callable, it will be called to generate the content. The signature of the callable should be: ```php function ($field) { return $html; } ```
Результат string the rendering result
    public function render($content = null)
    {
        if ($content === null) {
            if (!isset($this->parts['{icon}'])) {
                $this->icon();
            }
            if (!isset($this->parts['{input}'])) {
                $this->textInput();
            }
            if (!isset($this->parts['{label}'])) {
                $this->label();
            }
            if (!isset($this->parts['{error}'])) {
                $this->error();
            }
            if (!isset($this->parts['{hint}'])) {
                $this->hint(null);
            }
            $content = strtr($this->template, $this->parts);
        } elseif (!is_string($content)) {
            $content = call_user_func($content, $this);
        }
        return $this->begin() . "\n" . $content . "\n" . $this->end();
    }