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<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 3.2//EN">
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<TITLE> headget
</TITLE>
<p>
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<A NAME="section-1.1.1"><H3>NAME</H3></A>
<P>
ft_headget,ft_headgetl,ft_headgeti,ft_headgetr,ft_headgets -Find and return
values from a FITS header.
<A NAME="section-1.1.2"><H3>SYNOPSIS</H3></A>
<PRE>
char *ft_headget(FITSHead fits, char *name, int n, FITSCard *card);
int ft_headgetl(FITSHead fits, char *name, int n, int ldefault, FITSCard *card);
int ft_headgeti(FITSHead fits, char *name, int n, int idefault, FITSCard *card);
double ft_headgetr(FITSHead fits, char *name, int n, double ddefault, FITSCard *card);
char *ft_headgets(FITSHead fits, char *name, int n, char *sdefault, FITSCard *card);
<P>
</PRE>
<A NAME="section-1.1.3"><H3>PARAMETERS</H3></A>
<UL>
<P>
<LI> <B>FITSHead fits</B> - The FITS header to search.
<LI> <B>char *name</B> - Name of the card keyword to search for.
<LI> <B>int n</B> - keyword index number, if is zero no
index number is appended to the keyword.
<LI> <B>FITSCard *card</B> - The FITS card that was found.
<LI> <B>int ldefault</B> - Default logical value to return.
<LI> <B>int idefault</B> - Default integer value to return.
<LI> <B>double ddefault</B> - Default real value to return.
<LI> <B>char *sdefault</B> - Default string value to return.
</UL>
<A NAME="section-1.1.4"><H3>DESCRIPTION</H3></A>
<A NAME="section-1.1.4.1"><H4>ft_headget</H4></A>
<P>
Find and return the value of a FITS card as a static string.
<A NAME="section-1.1.4.2"><H4>ft_headgetl</H4></A>
<P>
Find and return the value of a FITS card as a logical.
<A NAME="section-1.1.4.3"><H4>ft_headgeti</H4></A>
<P>
Find and return the value of a FITS card as an integer.
<A NAME="section-1.1.4.4"><H4>ft_headgetr</H4></A>
<P>
Find and return the value of a FITS card as a real.
<A NAME="section-1.1.4.5"><H4>ft_headgets</H4></A>
<P>
Find and return the value of a FITS card as a allocated string.
<A NAME="section-1.1.5"><H3>EXAMPLES</H3></A>
<PRE>
FITSHead fits;
FITSCard card;
int simple;
int ax1, ax2;
/* Look up the SIMPLE card in the header and see if its is
True. If it's not found return False.
*/
simple = <B>ft_headgetl</B>(fits, "SIMPLE", 0, 0, &card);
/* Look up the NAXIS1 and NAXIS2 cards in the header
if a card is not found return 0.
*/
ax1 = <B>ft_headgeti</B>(fits, "NAXIS", 1, 0, &card);
ax2 = <B>ft_headgeti</B>(fits, "NAXIS", 2, 0, &card);
<P>
</PRE>
<p>
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