Program: MKLSEXISTFIELD
mklsexistfield.......test whether a specific field exists in a given struct
call: yesno=mklsexistfield(str,fname);
str: a structure variable
fname: string containing the name of the field the existence of which
should be checked
result: yesno: 1 if field exists in STR
0 if not
given a structure like this
person.firstname='john';
person.name='doe';
calling mklsexistfield(person,'age') will result in 0, whereas
calling mklsexistfield(person,'name') will result in 1.
Martin Knapmeyer, 28.11.2002, 23.06.2005
Read M-File Source Code
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