converts its argument into an integer number
| std::parse_integer | extracts an integer value from the start of the string |
| std::to_number | converts its argument into a number |
| std::to_real | converts its argument into a real (floating point) number |
| std::to_string | returns a human readable presentation of the object |
| std_types::character | returns the character's unicode as an integer value |
| std_types::device_id | returns an integer value representing the device ID |
| std_types::error_number | returns an integer value representing the error number |
| std_types::file_descriptor | returns an integer value representing the file descriptor |
| std_types::file_type | returns an integer value representing the file_type |
| std_types::group_id | returns an integer value representing the group ID |
| std_types::inode_number | returns an integer value representing the inode number |
| std_types::negative_integer | returns the integer value |
| std_types::positive_integer | returns the (unaltered) integer value |
| std_types::process_id | returns an integer value representing the process id |
| std_types::real | returns the integral part of the floating point number |
| std_types::shutdown_type | returns an integer value representing the shutdown type |
| std_types::string | converts the whole string into an integer value |
| std_types::user_id | returns an integer value representing the user id |