When pausing at a let declaration that shadows an outer let inside a nested block, the Rhino JavaScript Debugger does not display any of the block‑scoped variables that should be in scope.

Just when I thought the trend of short, fast, illuminated rifle scopes was cooling, a new class of excellent low-power variable optics revived my affection for these do-everything scopes. The new ...

A scope issue related to JavaScript variables, particularly with the let keyword, within the context of a function that is modifying the global scope. The parseLetConstGlobals(text) function in is ...

Nowadays JavaScript has three different keywords to declare a variable — var, let and, const. Each has its own properties and particularities. Let’s start by making a simple comparison table of the ...

Nowadays JavaScript has three different keywords to declare a variable — var, let and, const. Each has its own properties and particularities. Let’s start by making a simple comparison table of the ...