Return the position of the last occurrence of a substring
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WTSupported in traditional Synergy on Windows
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WNSupported in Synergy .NET on Windows
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USupported on UNIX
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VSupported on OpenVMS
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The %BKSTR routine is deprecated; we recommend you use the %RVSTR routine instead. |
%BKSTR returns the position of the rightmost occurrence of a substring within a string.
