[#BloombergLP-balcl-CommandLine-parse-00] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/balcl.adoc[balcl]::xref:BloombergLP/balcl/CommandLine.adoc[CommandLine]::parse :relfileprefix: ../../../ :mrdocs: Parse the command‐line arguments contained in the array starting at the specified `argv` having the specified `argc` length, writing any error message to the specified `errorStream`. Return 0 on success, and a non‐zero value otherwise. == Synopsis Declared in `<balcl_commandline.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- int parse( int argc, char const const* argv[], std::ostream& errorStream); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#