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From: bs@linus.UUCP (Robert D. Silverman)
Newsgroups: comp.lang.c
Subject: Re:  C
Message-ID: <45510@linus.UUCP>
Date: 28 Feb 89 14:24:16 GMT
References: <1256@dukeac.UUCP> <9743@smoke.BRL.MIL> <9501@bloom-beacon.MIT.EDU>
Reply-To: bs@linus.UUCP (Robert D. Silverman)
Organization: The MITRE Corporation, Bedford MA
Lines: 24

In article <9501@bloom-beacon.MIT.EDU> yphotons@athena.mit.edu (Sun Warrior) writes:
:
:I would like to know how to set an array (float) to a certain size
:normally I would have done it like this
:
:float array [size]
:
:but the thing is I would first like to be able to type in the size and
:then set the array . I tried this by using scanf statement and then
:the float but that did not work. help
:
:yphotons@athena.mit.edu


This is rather easy. Declare 'array' to be a pointer to a float, then
call malloc to allocate the memory space. e.g.

float *array

array = (float*) malloc(size* sizeof(float));

etc.

Bob Silverman