[#BloombergLP-bdlmt-Signaler-2constructor] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlmt.adoc[bdlmt]::xref:BloombergLP/bdlmt/Signaler.adoc[Signaler]::Signaler :relfileprefix: ../../../ :mrdocs: Create a `Signaler` object having no connected slots. Optionally specify a `basicAllocator` used to supply memory. If `basicAllocator` is 0, the currently installed default allocator is used. Note that the supplied allocator must remain valid until all connection objects associated with this signaler are destroyed. == Synopsis Declared in `<bdlmt_signaler.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- explicit Signaler(xref:BloombergLP/bslma/Allocator.adoc[bslma::Allocator]* basicAllocator = 0); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#