[#BloombergLP-bdldfp-DecimalConvertUtil-decimal64FromVariableWidthEncoding]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdldfp.adoc[bdldfp]::xref:BloombergLP/bdldfp/DecimalConvertUtil.adoc[DecimalConvertUtil]::decimal64FromVariableWidthEncoding
:relfileprefix: ../../../
:mrdocs:

Decode a variable‐width `Decimal64` from `buffer` into `decimal`.

== Synopsis

Declared in `<bdldfp_decimalconvertutil.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
unsigned char const*
decimal64FromVariableWidthEncoding(
    xref:BloombergLP/bdldfp/Decimal64.adoc[bdldfp::Decimal64]* decimal,
    unsigned char const* buffer);
----

== Description

The behavior is undefined unless `buffer` points to a memory area holding a `Decimal64` value encoded in the _variable‐width encoding_ format.

== Return Value

address one past the last byte read

== Parameters

[cols="1,4"]
|===
| Name| Description
| *decimal*
| receives the decoded value
| *buffer*
| buffer containing a variable‐width encoding
|===


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