Handling Strings With R
r4strings
Full Edition
The full edition (in PDF and EPUB formats) can be purchased at leanpub:
Preview Edition
This is now a preview of the first four chapters:
- I Characters and Strings in R
- II Printing and Formatting
- Formatting Text and Numbers
- C-Style Formatting
- Input and Output
- III Regular Expressions
- Getting Started with Regular Expressions
- Character Sets
- Anchors and Quantifiers
- Boundaries and Look Arounds
- Regex Functions in R
- IV Applications
- Plots
- Basic Examples
- Matching HTML Tags
- Data Cleaning
- Log File
- Text Analysis of BioMed Central Journals
- Sentiments in Tweets