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45 lines
1.3 KiB
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45 lines
1.3 KiB
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<TITLE>cc65 function reference: Alphabetical function reference: offsetof</TITLE>
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<H2><A NAME="offsetof"></A> 3.114 <A HREF="funcref.html#toc3.114">offsetof</A></H2>
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<P>
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<BLOCKQUOTE>
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<DL>
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<DT><B>Function</B><DD><P>Calculate the offset of a struct or union member.</P>
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<DT><B>Header</B><DD><P><CODE>
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<A HREF="funcref-36.html#stddef.h">stddef.h</A></CODE></P>
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<DT><B>Declaration</B><DD><P><CODE>size_t offsetof (type, member);</CODE></P>
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<DT><B>Description</B><DD><P><CODE>offsetof</CODE> calculates the address offset of a <CODE>struct</CODE>
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or <CODE>union</CODE> member.</P>
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<DT><B>Limits</B><DD><P>
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<UL>
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<LI>The function is actually a macro.</LI>
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</UL>
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</P>
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<DT><B>Availability</B><DD><P>ISO 9899</P>
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<DT><B>Example</B><DD><P>None.</P>
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