How can I extract all the words after a symbol and before space by Regular Expression

Question

For instance, how can I extract '@dog @cat' from 'rabbit @dog bird @cat fish' by regular expression?

Thanks a lot!

Answer 1

You can use following regular expression (Using \\w to match alpha-numeric/underscore character):

@\w+

Javascript example:

'rabbit @dog bird @cat fish'.match(/@\w+/g)
// => ["@dog", "@cat"]

Answer 2

Try this regex ::

/@(dog|cat)\b/