How to check if a string contains numbers in R

> grepl(“[[:digit:]]”, yourstring)
[1] TRUE/FALSE

 
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How to read data from an Excel .xlsx file in R

To read directly from a .xlsx in the same directory as your R script: > data <- read.xlsx(“yourdata.xlsx”) … or … To read from a workspace directory containing a .xlsx file: > wdir = “C:/workspace/yourdirectory” > data <-... Continue →