What are the basic data types of R?
The basic data types of R include numeric type, integer type, logical type, character type, plural type, primitive type, date type, timestamp type, and time type. Detailed introduction: 1. Numeric (numeric type): used to store numerical values, which can be integers or floating point numbers; 2. Integer (integer type): used to store integers; 3. Logical (logical type): used to store logical values. Including TRUE and FALSE; 4. Character (character type): used to store text characters; 5. Complex (plural type) and so on.
Operating system for this tutorial: Windows 10 system, Dell G3 computer.
In R language, there are the following basic data types:
- Numeric (numeric type): used to store numerical values, which can be integers or floating point numbers.
- Integer (integer): used to store integers.
- Logical (logical type): used to store logical values, including TRUE and FALSE.
- Character (character type): used to store text characters.
- Complex (complex type): used to store complex numbers, consisting of real and imaginary parts.
- Raw (raw type): used to store raw byte data.
In addition to the above basic data types, R also provides some special data types, such as:
- Date (date type): used to store dates.
- POSIXct (timestamp type): timestamp used to store date and time.
- POSIXlt (time type): A structure used to store date and time.
The data types of R language are dynamic and can be automatically converted as needed at runtime. At the same time, R also supports vector as a special data structure that can store multiple elements of the same type. Vectors can be a combination of the above basic data types, or other vector types.
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