public function isValidConstantType()
    {
        if ($this->type === self::TYPE_AUTO) {
            $type = $this->determineType($this->value);
        } else {
            $type = $this->type;
        }

        // Valid types for constants.
        $scalarTypes = [
            self::TYPE_BOOLEAN,
            self::TYPE_NUMBER,
            self::TYPE_INTEGER,
            self::TYPE_FLOAT,
            self::TYPE_DOUBLE,
            self::TYPE_STRING,
            self::TYPE_CONSTANT,
            self::TYPE_NULL,
            self::TYPE_EXPRESSION
        ];

        return in_array($type, $scalarTypes);
    }
public function isValidConstantType()
    {
        if ($this->type === self::TYPE_AUTO) {
            $type = $this->determineType($this->value);
        } else {
            $type = $this->type;
        }

        // Valid types for constants.
        $scalarTypes = [
            self::TYPE_BOOLEAN,
            self::TYPE_NUMBER,
            self::TYPE_INTEGER,
            self::TYPE_FLOAT,
            self::TYPE_DOUBLE,
            self::TYPE_STRING,
            self::TYPE_CONSTANT,
            self::TYPE_NULL,
            self::TYPE_EXPRESSION
        ];

        return in_array($type, $scalarTypes);
    }
public function isValidConstantType ( ) { if ( $ this -> type === self :: TYPE_AUTO ) { $ type = $ this -> determineType ( $ this -> value ) ; } else { $ type = $ this -> type ; } // Valid types for constants. $ scalarTypes = [ self :: TYPE_BOOLEAN , self :: TYPE_NUMBER , self :: TYPE_INTEGER , self :: TYPE_FLOAT , self :: TYPE_DOUBLE , self :: TYPE_STRING , self :: TYPE_CONSTANT , self :: TYPE_NULL , self :: TYPE_EXPRESSION ] ; return in_array ( $ type , $ scalarTypes ) ; }
Check if the value type is valid for a constant.

@return boolean
Check if the value type is valid for a constant .