[#BloombergLP-bdlsb-FixedMemInput-length]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlsb.adoc[bdlsb]::xref:BloombergLP/bdlsb/FixedMemInput.adoc[FixedMemInput]::length
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:mrdocs:

Return the number of characters that can be successfully read from this stream buffer before reading `traits_type::eof()` ‐‐ i.e., the number of characters between the current read position and the end of this buffer.

== Synopsis

Declared in `<bdlsb_fixedmeminput.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::size_t
length() const;
----


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