Object.keys(this)
Function,eval
Object.keys(this).forEach(key => delete this[key])
SyntaxError: Unexpected token '&'
undefined
delete global
true
util
ReferenceError: util is not defined
performance
ReferenceError: performance is not defined
global,Function,eval
Array.isArray(this)
false
``
`
SyntaxError: Unexpected end of input
this.toString()
[object Object]
Bro
JSON.stringify(this)
TypeError: Converting circular structure to JSON --> starting at object with constructor 'global' --- property 'global' closes the circle
this
2==1
2>1
ReferenceError: gt is not defined