getter for given field

@param string $name

@return string|null
421177
protected function _getField($name)
    {
        return array_key_exists($name, $this->_requestData) ? $this->_requestData[$name] : null;
    }
614440
public function getOption($name) {
		if (array_key_exists($name, $this->configuration)) {
			return $this->configuration[$name];
		}
		
		return null;
	}
1153071
public function get($name)
    {
        $name = strtoupper($name);
        if (isset($_SERVER[$name])) {
            return $_SERVER[$name];
        }
        return null;
    }
718037
public function getValue($name)
    {
        $value = null;
        if ($this->has($name)) {
            $value = call_user_func_array(
                [$this->_inputs[$name], 'getValue'],
                [$name]
            );
        }
        return $value;
    }
1216834
public function get($name)
    {
        if ($this->argument->defined($name)) {
            return $this->argument->get($name);
        }
        return null;
    }
1012208
public function get($name)
    {
        if (!$this->has($name)) {
            throw new \InvalidArgumentException(sprintf('The field guesser "%s" does not exist.', $name));
        }

        return $this->fieldGuessers[$name];
    }
11956
public function getFieldType($name)
    {
        return $this->checkFieldExist($name)->types[$name] != null
            ? rtrim($this->types[$name], '[]')
            : null;
    }
520021
public function getField( $name )
	{
		if( !$this->hasField( $name ) )
			return NULL;
		$values	= $this->getFieldsByName( $name );
		return array_shift( $values );
	}
1833
final public function &__get($name)
    {
        $value = $this->data[$name];

        //Apply accessor
        $this->applyModifier($name, $value, 'get');

        return $value;
    }
1363871
public function get($name) {
        $query = $this->queryAll();
        return isset($query[$name]) ? $query[$name] : null;
    }
413344
public function get( $name ) {

		if ( ! isset( $this->cookie[ $name ] ) ) { // Input var okay.
			return null;
		}

		return strip_tags( stripslashes( $this->cookie[ $name ] ) ); // Input var okay.
	}
71146
public static function getx($name){
        if (strpos($name, '.')) {
            list($field,$index) = explode('.', $name, 2);
            $field = self::$o->$field;
            if(isset($field[$index])) {
                return $field[$index];
            }
            return null;
        }
        return self::$o->$name;
    }
781322
public function findField(string $name): Field
    {
        if ($this->hasField($name)) {
            return $this->fields[$this->fieldsNameIndex[$name]];
        }

        return null;
    }
993977
public function getField($name, $key, $default = null)
    {
        if (array_key_exists($name, $this->fields) && array_key_exists($key, $this->fields[$name])) {
            return $this->fields[$name][$key];
        }
        return $default;
    }
908830
public function getField($name)
    {
        return (null !== $name && array_key_exists($name, $this->fields)) ? $this->fields[$name] : null;
    }
420362
public function getAttribute($name)
    {
        $attributes = $this->getAttributes();

        if (isset($attributes[$name])) {
            return $attributes[$name];
        }

        return null;
    }
417110
public function getFieldByName($name)
    {
        foreach ($this->fields as $field) {
            if ($field->getName() == $name) {
                return $field;
            }
        }

        return null;
    }