[#BloombergLP-bdlt-operator_dec-01]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlt.adoc[bdlt]::operator‐‐
:relfileprefix: ../../
:mrdocs:

Set the specified `date` object to have the value that is one day earlier than its current value, and return the value of `date` on entry. The behavior is undefined if the value of `date` on entry is `0001/01/01`.

== Synopsis

Declared in `<bdlt_date.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bdlt/Date.adoc[bdlt::Date]
operator‐‐(
    xref:BloombergLP/bdlt/Date.adoc[Date]& date,
    int);
----


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