程序代写 COMP1811 Paradigms of Programming

COMP1811 Paradigms of Programming
String utility functions

(format string p1..pn)

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• format is a predefined symbol/word
• symbol is a formatted string “first ~a second ~a”…
• p1…pn can be
• either atom
• or S-Expression
It returns a string replacing every ~a for respective value of each param. ~n is used to express carry return
Formatted strings
(a handy utility)

(string->list string)
(list->string list)
String to lists, lists to strings

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