# IPSetOptionsPrefix

Sets the prefix used for searching for all IP options in the database.

### Synopsis

    #include "slepcip.h"
    PetscErrorCode IPSetOptionsPrefix(IP ip,const char *prefix)

Logically Collective on IP

### Input Parameters

| ip | - the inner product context
| prefix | - the prefix string to prepend to all IP option requests

### Notes

A hyphen (-) must NOT be given at the beginning of the prefix name. The first character of all runtime options is AUTOMATICALLY the hyphen.

### See Also

IPAppendOptionsPrefix()

Location: src/ip/ipbasic.c
Index of all IP routines
Table of Contents for all manual pages
Index of all manual pages