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COMP302: Programming Languages and Paradigms Prof. (Sec 01) Francisco Ferreira (Sec 02) School of Computer Science Mc Copyright By PowCoder代写 加微信 powcoder Week 4-1, Fall 2017 Functional Tidbit: Cool Kids! “Higher-order functions; relatively simple once mastered yet very powerful and they make you look awesome! ” (TA for COMP 302) Office Hours: Wed 12:00pm – […]

COMP302: Programming Languages and Paradigms Prof. (Sec 01) Francisco Ferreira (Sec 02) School of Computer Science Mc Copyright By PowCoder代写 加微信 powcoder Week 4-1, Fall 2017 Higher-order functions are super cool! COMP302: Programming Languages and Paradigms 2 / 13 Higher-order functions are super cool! Question: Do you know what the functions in the picture mean?

(* —————————————————————–*) (* Exceptions OCaml as any other flavor of the ML-language family is a safe language. Copyright By PowCoder代写 加微信 powcoder This is ensured by static type checking and by dynamic checks that rule out violations that cannot be detected statically. Examples: division by zero, arithmetic overflow Static violations are signalled by type checking

advanced_FP Selection of more advanced FP topics¶ Copyright By PowCoder代写 加微信 powcoder #require “fp” 1. Labelled & optional arguments¶ 1.1 Labelled arguments¶ In OCaml, you can label the arguments to your functions, using ~: let map x ~f = let rec iter accu still_to_be_processed = match still_to_be_processed with | [] -> List.rev accu | hd

COMP 302: Programming Languages and Paradigms Week 4: Higher-Order Functions Prof. Xujie Si Slogan: functions are first-class citizen Copyright By PowCoder代写 加微信 powcoder Slogan: functions are first-class citizen • Functions are values! • Values can be passed around, manipulated, and returned. • So are functions! • Higher-order function • A function that takes a function