The “write.xlsx” Function in R

• Package: openxlsx

• Purpose: Writes data frames or matrices to an Excel file.

• General Class: Data Export

• Required Argument(s):

• x: Data frame or matrix to be written to an Excel file.

• file: The file path where the Excel file will be saved.

• Notable Optional Arguments:

• sheet: The name of the Excel sheet to write the data to.

• colNames: Logical. Whether to include column names in the Excel file.

• ...: Additional arguments that can be passed to customize the Excel output.

• Example:

• # Example data for using the write.xlsx-like function
  library(openxlsx)
  
  # Create a sample data frame
  data <- data.frame(Name = c("John", "Jane", "Bob"),
  Age = c(25, 30, 22),
  Salary = c(50000, 60000, 45000))
  
  # Specify the file path
  file_path <- "example.xlsx"
  
  # Write the data frame to an Excel file
  write.xlsx(data, file = file_path, sheet = "Sheet 1", colNames = TRUE)

• In this example, the write.xlsx function from the openxlsx package is used to write a data frame (data) to an Excel file specified by the file path (file_path). The sheet name is specified as “Sheet 1,” and column names are included in the Excel file. The openxlsx package provides flexible options for customizing the Excel output.