3 ms·
If you careful read the code ``` function sayHi() { var allNames = []; return name => { allNames.push(name); return ' ' + name; } } ``` It
by kushan2020 9y ago
If you careful read the code
```
function sayHi() {
var allNames = [];
return name => {
allNames.push(name);
return ' ' + name;
}
}
```
It leaks memory on every invocation of the returned function