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Question 11/75
Refer to the following code:
Let obj ={
Foo: 1,
Bar: 2
}
Let output =[],
for(let something in obj{
output.push(something);
}
console.log(output);
What is the output line 11?
Let obj ={
Foo: 1,
Bar: 2
}
Let output =[],
for(let something in obj{
output.push(something);
}
console.log(output);
What is the output line 11?
Recent Comments (The most recent comments are at the top.)
And also object type is only available to declare with 'of', but array type is available to declare either 'of' and 'in'
let obj ={
foo: 1,
bar: 2
}
let output =[];
for(let something in obj){
output.push(something);
}
console.log(output);
Output : [ 'foo', 'bar' ]
watch out.
for(let something in obj) if obj is Json
for(let something of obj) if obj is array