Pattern Regular Expressions

Question

Suppose I have two words
Frun and Run

I want to write a regex pattern that only matches run not frun. Someone help me to write a pattern for that.... I would be kind enough.

Answer 1

https://code.sololearn.com/WcKCCa0TGgRQ/?ref=app

Answer 2

Use this - /run/g
or /run/gi for case insensitive
for eg-
var str = "run frun";
var patt= /run/g;
var res= str.match(patt);

Answer 3

Thank you calvin so nice of you

Answer 4

Use this site to try different patterns:

https://regexr.com/3qd4k

Answer 5

try this:"\b(?!F)Run\b"