1. System Package
A native class package included in the CRS language specification.
Class
| Name | Explanation | Version | ||
| PC | Mobile | AI | ||
| Array | Holds a dynamic array | 3.0.0 | 2.0.0 | 1.0.0 |
| ByteArray | Holds binary data | 4.0.0 | 3.2.2 | 1.0.0 |
| Date | Holds the date and time | 3.0.0 | 2.0.0 | 1.0.0 |
| Event | An event that occurs in a CRS program | 3.0.0 | 2.0.0 | 1.0.0 |
| Exception | Exceptions that occur in CRS programs | 3.0.0 | 2.0.0 | 1.0.0 |
| Fixed | Holds fixed-point numbers | 4.0.0 | - | - |
| Math | A class that collects mathematical calculation functions | 3.0.0 | 2.0.0 | 1.0.0 |
| NetObject | The base class of a class in which a CRS file can be executed | 4.0.0 | - | 1.0.0 |
| Number | Holds a number | 3.0.0 | 2.0.0 | 1.0.0 |
| Object | The base class for all classes | 4.0.0 | - | 1.0.0 |
| Record | A class for grouping multiple objects | 3.0.0 | 2.0.0 | 1.0.0 |
| RegexMatcher | Regular expression engine | 4.0.3 | - | - |
| RegexPattern | Holds the regular expression pattern | 4.0.3 | - | - |
| String | Holds the string | 3.0.0 | 2.0.0 | 1.0.0 |
| UString | Holds a Unicode string | 4.0.2 | - | - |