2.1.26 [ECMA-262/6] Section 12.14.5 Destructuring Assignment
V0055: The destructuring pattern is not implemented
The specification states:
12.14.5 Destructuring Assignment Supplemental Syntax In certain circumstances when processing the production AssignmentExpression : LeftHandSideExpression = AssignmentExpression the following grammar is used to refine the interpretation of LeftHandSideExpression. ...
IE11 Mode (All versions)
The destructuring pattern is not implemented.