On Tuesday, January 1, 2019 at 9:13:44 AM UTC-8, Jan Mercl wrote: > > > On Tue, Jan 1, 2019 at 12:34 PM 伊藤和也 <kazya.i...@gmail.com <javascript:>> > wrote: > > > What are the reasonable reasons to use pointers? Are pointers necessary? > > Yes, they're necessary in non-trivial programs. Without pointers any > program can use only (named) variables declared in the program. Pointers > allow creating (anonymous) variables at run time accessed via the pointer. > Many useful data structures rely on variables dynamically allocated at run > time. > You've never met a FORTRAN 66 programmer. :-)
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