[#CDBWrapper-EstimateSize]
= xref:CDBWrapper.adoc[CDBWrapper]::EstimateSize
:relfileprefix: ../
:mrdocs:

Estimates the on&hyphen;disk size of the entries in the given key range&period;

== Synopsis

Declared in `&lt;dbwrapper&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template&lt;typename K&gt;
size&lowbar;t
EstimateSize(
    K const& key&lowbar;begin,
    K const& key&lowbar;end) const;
----

== Return Value

The estimated size in bytes of the key range&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *key&lowbar;begin*
| The inclusive start of the key range&period;
| *key&lowbar;end*
| The exclusive end of the key range&period;
|===


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