Returns true when key would touch a prototype if used as a write target.
key
The candidate property name.
true when the key must be refused.
true
for (const [k, v] of Object.entries(untrusted)) { if (isUnsafeKey(k)) continue; bag[k] = v;} Copy
for (const [k, v] of Object.entries(untrusted)) { if (isUnsafeKey(k)) continue; bag[k] = v;}
Returns true when
keywould touch a prototype if used as a write target.