Control Structures

2024-02-28

We Have Done

• Homework 4
  • Data structure conversion: matrix - vector - dataframe

We have read

Control Structures

• Conditional: if else

  • Use logical statement

• Loops

  • while loop

    • Update the variable to avoid infinite loop

  • For loop

    • Normally loop over a list

    • Iterate all the values in the list

  • Sometimes either loop does the work

• Other structures:

  • case_when in tidyverse (really handy!)

  • Control loops: continue/ break/ next …

Next Time

• Midterm

• Homework resubmission deadline March 5, 6 pm

Homework5

• Download and save Homework5 raw content

  • Click the link

  • Copy the raw content

  • Save to a Quarto file under Source mode

  • Name the file as 05-Lastname-Firstname.qmd

  • Submit in .qmd file

Homework 5

• Double check the working directory, so files generated will be read in with the relative path in the following code.

• Python uses indentation to indicate a block of code, but R uses {}