What is the significance of "::" in widget HTML field ?

[kumarkamlesh]

Hello,

I need to understand what is the significance of double colon "::" in HTML field of widget.

For example in the below code what does :: do.

Thanks,

Kamlesh

[Dylan Mann1 · Accepted solution]

Angular expressions starting with the double colon means it's a one-time binding. Basically, it stops updating after the initial load of the widget.