[#BloombergLP-bdlb-IndexSpanUtil]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::IndexSpanUtil
:relfileprefix: ../../
:mrdocs:

This struct serves as a namespace for utility functions that operate on `IndexSpan` objects.

== Synopsis

Declared in `<bdlb_indexspanutil.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct IndexSpanUtil;
----

== Static Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlb/IndexSpanUtil/shrink.adoc[`shrink`] 
| Return an `IndexSpan` object transformed from the specified `original` using the specified `shrinkBegin` and `shrinkEnd` so that its position is `original.position() + shrinkBegin` and whose length is `original.length() ‐ (shrinkBegin + shrinkEnd)`. The behavior is undefined unless `shrinkBegin + shrinkEnd <= original.length()`.
|===



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