1. Character string
2. String
3. Data strings
4. Raw data
Character string
1. .R
2. .S
3. .Rp
4. .c
.R
1. exec()
2. source()
3. execute()
4. sourcefile()
source()
1. Python
2. Java
3. C
4. Java Script
C
1. 2002
2. 2003
3. 2004
4. 2005
2004
1. Functions
2. Domains
3. Packages
4. Files
Functions
1. matr()
2. matrix()
3. matrixf()
4. matrixfunc()
matrix()
1. a b
2. “a” “b”
3. 1 1
4. Error
Error
1. Character
2. Numeric
3. Complex
4. Integer
Character
1. calls
2. expressions
3. strings
4. names
strings