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_parnl()
Retrieve a numeric parameter as a long
------------------------------------------------------------------------------
C Prototype
#include "extend.api"
long _parnl(
int iParamNum
[, int iArrayIndex]
)
Arguments
iParamNum is the one-based ordinal position of the parameter in the
parameter list.
iArrayIndex is an array index that specifies a particular element if
the iParamNum parameter is an array.
Returns
_parnl() returns the value of the specified parameter as a long.
Description
_parnl() retrieves a numeric value passed as a parameter from CA-Clipper
and converts it to a long.
Examples
. From C:
long num;
long = _parnl(1);
. From Assembly language:
EXTRN __parnl:FAR
mov ax, 1
push ax
call __parnl ; value returned in DX:AX
add sp, 2 ; reset stack pointer
Files Library is CLIPPER.LIB, header file is Extend.api.
See Also:
_parnd()
_parni()
_retnl()
_stornl()
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Written by Dave Pearson