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

A class should declare this trait if it has a `print` method with the following signature: ` bsl::ostream& print(bsl::ostream& stream, int level = 0, int spacesPerLevel = 4) const; `

== Synopsis

Declared in `<bdlb_printmethods.h>`

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

== Types

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlb/TypeTraitHasPrintMethod/Metafunction.adoc[`Metafunction`] 
| Metafunction that evaluates to `HasPrintMethod<TYPE>::type`.
| xref:BloombergLP/bdlb/TypeTraitHasPrintMethod/NestedTraitDeclaration.adoc[`NestedTraitDeclaration`] 
| This class template ties the `bdlb::TypeTraitHasPrintMethod` trait tag to the `bdlb::HasPrintMethod` trait metafunction.
|===



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