Initializing help system before first use

getnextrow

getnextrow

Purpose
Get the next row in the matrix.
Synopsis
void *getnextrow(XPRMcontext ctx, void *adr, XPRMlinctr *ctr, int *row);
Arguments
ctx 
Mosel's execution context
adr 
Value returned by the previous call to this function or NULL for the first call
ctr 
A pointer to return the constraint reference
row 
A pointer to return the row number
Return value
The value to be used as the adr parameter for a subsequent call or NULL when all rows have been enumerated.
Example
see getnextcol
Further information
This function returns the next row information (constraint reference and row number) in the matrix. The second parameter is used to store the current location in the table: the value returned by the function has to be used as input for the subsequent call until the function returns NULL.
Related topics
getnextcol, getnextsos.

Parent Topic Matrix related functions

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