BloombergLP::balcl::CommandLine::printUsage

Print usage describing the expected command line to stderr.

Synopsis

Declared in <balcl_commandline.h>

void
printUsage() const;

Description

Optionally specify programName to use as the name of the program in the printed usage. If programName is not specified and if parse has been previously called successfully, use the first element of the argv argument; otherwise, use a default name. This method can be invoked at any time, even before parse has been invoked on this object.

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