How to get Substring after Specific Character in R


How to get Substring after Specific Character in R ?

Answer

To get the substring after a specific character in R, you can use the `substring` function along with the `grep` function to find the position of the character.

How to get Substring after Specific Character in r language

✐ Examples

1 Substring After '/' in "https://example.com/page"

In this example,

  1. We create a variable named url with a value of "https://example.com/page".
  2. We use the grep function with a regular expression to find the position of '/'.
  3. We use the substring function to get the substring after the specified character.
  4. Finally, we display the substring.

R Program

url <- 'https://example.com/page'
substring <- substring(url, grep('/', url) + 1)
print(paste('Substring after '/':', substring))

Output

Substring after '/': example.com/page

2 Substring After ',' in "Hello,World"

In this example,

  1. We create a variable named str with a value of "Hello,World".
  2. We use the grep function with a regular expression to find the position of ','.
  3. We use the substring function to get the substring after the specified character.
  4. Finally, we display the substring.

R Program

str <- 'Hello,World'
substring <- substring(str, grep(',', str) + 1)
print(paste('Substring after ',':', substring))

Output

Substring after ',': World

Summary

In this tutorial, we learned How to get Substring after Specific Character in R language with well detailed examples.




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