Creates a term which contains a null value.

@param string $name Translated name of the variable or column
@return string Created term string (name operator null)
487459
protected function _createNullTerm( $name )
	{
		switch( $this->getOperator() )
		{
			case '==':
				return $name . ' === null';
			case '!=':
				return $name . ' !== null';
			default:
				throw new MW_Common_Exception( sprintf( 'null value not allowed for operator "%1$s"', $this->getOperator() ) );
		}
	}
1091520
public function loadOrCreateTag($name)
    {
        $tag = $this->loadTag($name);
        if (null === $tag) {
            $tag = $this->createTag($name);
        }

        return $tag;
    }
1148607
public static function create($name) {
    $parts = explode('\\', $name);
    $name_node = new NameNode();
    foreach ($parts as $i => $part) {
      $part = trim($part);
      if ($i > 0) {
        $name_node->append(Token::namespaceSeparator());
      }
      if ($part !== '') {
        $name_node->append(Token::identifier($part));
      }
    }
    return $name_node;
  }
794137
public function getStringValue($name):?string
    {
        $value = $this->offsetGet($name);
        if (is_null($value)) {
            return null;
        }

        return (string)$value;
    }
557853
protected function resolveNameValue($name)
    {
    	if ($name === null) return null;

    	if ($prefixName = $this->getPrefixName()) {

    		$name = $prefixName . $name;
    	}

    	return $name;
    }
1241136
public function text($name = null, $value = null) 
	{
		Argument::i()
			->test(1, 'string', 'null')
			->test(2, 'scalar', 'null');
			
		$field = Text::i();
		
		if(!is_null($name)) {
			$field->setName($name);
		}
		
		if(!is_null($value)) {
			$field->setValue($value);
		}
		
		return $field;
	}
575332
protected function getSeedName($name = null)
    {
        return ucwords(camel_case(str_replace($this->settings['postfix'], '',
            $this->getResourceName($name))));
    }
913291
public function getColumnName($name)
    {
        if (isset($this->map[$name])) {
            return $this->map[$name]->getColumn();
        }

        return null;
    }
1295803
public function getFieldValue($name)
    {
        $value = null;
        $field = $this->getField($name);
        if (null !== $this->getField($name)) {
            $value = (array_key_exists('value', $field) && null !== $field['value']) ? $field['value'] : null;
        }
        return $value;
    }
639274
public static function name(string $name) : ColumnLabelBuilder
    {
        $self       = new self();
        $self->name = $name;

        return new ColumnLabelBuilder($self);
    }
967077
public function name($name = null)
    {
        if (func_num_args() === 0) {
            return $this->_data['name'];
        }
        $name = (string) $name;
        return $this->_data['name'] = $name;
    }
526047
final public function findIndexColumnByName(string $name): ? IndexColumn
    {
        /** @var IndexColumn $indexColumn */
        foreach ($this->columns as $indexColumn) {
            $column = $indexColumn->getColumn();
            if ($column::getName() === $name) {
                return $indexColumn;
            }
        }

        return null;
    }
433270
private function getTypeName($name)
    {
        if (!$name) {
            return null;
        }

        if (is_string($name)) {
            return $name;
        }

        $prefix = '';
        if ($name instanceof NullableType) {
            $name   = $name->type;
            $prefix = '?';
        }

        return $prefix . $this->getFullClassName($name);
    }
647142
public function getLogger($name = null)
    {
        if (null === $name && !isset($this->loggers['nullLogger'])) {
            $this->createNullLogger();
            $name = 'nullLogger';
        }

        return $this->loggers[$name];
    }
887179
public function getDefinition($name)
    {
        return isset($this->_definitions[$name]) ? $this->_definitions[$name] : null;
    }
304881
protected function loadData(string $name)
	{
		if (isset($this->data[$name])) return $this->data[$name];
		else return null;
	}
395104
public function get(string $name): ?string
    {
        return $this->dataContainer[RequestDataContainer::VAR_HEADER_RAW][$name] ?? null;
    }