how to extract the first number from each string in a vector in R?

Question

I am new to regex in R. Here I have a vector where I am interested in extracting the first occurance of a number in each string of the vector .

I have a vector calle

Answer 1

R's regmatches() method returns a vector with the first regex match in each element:

regmatches(shootsummary, regexpr("\\d+", shootsummary, perl=TRUE));