Return the number of characters remaining to be read.

Synopsis

Declared in <bdlsb_fixedmeminstreambuf.h>

std::size_t
length() const;

Description

Return the number of characters from the current input position to the end of the stream buffer. The function returns the same value as seekoff(0, bsl::ios_base::beg). The length is modified by a call to seekpos, seekoff or by reading characters from the buffer.

Return Value

number of characters remaining to be read

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