WS4 - regular expressions I

Your Name: __________________________________

Names of people you worked with: __________________________________

• Introduce yourself. What is the most challenging thing you have to do in the next 10 days?

• What classes are you taking in the spring? How many of them are SDS?

Task:

The Jewish Festival of Lights is written as ה כ נ ח in Hebrew and translated to many different spellings in English. The correct English spelling of the holiday can be given in any of the following thirteen variants, according to https://www.holidays.net/chanukah/spelling.htm.

lights <- c("Chanuka", "Chanukah", "Chanukkah", "Channukah", "Hanukah", "Hannukah",
            "Hanukkah", "Hanuka", "Hanukka", "Hanaka", "Haneka", "Hanika", "Khanukkah")

lights

 [1] "Chanuka"   "Chanukah"  "Chanukkah" "Channukah" "Hanukah"   "Hannukah" 
 [7] "Hanukkah"  "Hanuka"    "Hanukka"   "Hanaka"    "Haneka"    "Hanika"   
[13] "Khanukkah"

Provide a regular expression which will capture all thirteen variants.

Solution:

[CHK]h?ann?[aeiu]kk?ah?

grepl("[CHK]h?ann?[aeiu]kk?ah?", lights)

 [1] TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE TRUE

Reuse