Problem 91. Get the area codes from a list of phone numbers

Solution 1350471

Submitted on 20 Nov 2017 by John Breuer

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Test	Status	Code Input and Output
1	Pass	s = '508-647-7000, (508) 647-7001, 617-555-1212, 1-800-323-1234, 704 555-1212'; a = {'508','617','704','800'}; assert(isequal(refcn(s),a))
2	Pass	s = '212-657-0260; (888) 647-7001; 336 565-1212; +1-800-323-1234'; a = {'212','336','800','888'}; assert(isequal(refcn(s),a))

Test

Status

Code Input and Output

Pass

s = '508-647-7000, (508) 647-7001, 617-555-1212, 1-800-323-1234, 704 555-1212'; a = {'508','617','704','800'}; assert(isequal(refcn(s),a))

Pass

s = '212-657-0260; (888) 647-7001; 336 565-1212; +1-800-323-1234'; a = {'212','336','800','888'}; assert(isequal(refcn(s),a))