coding interview questions javascript

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You don't have to be right. JavaScript closed-Face questions

N, that is, the first call of the n=0, that is, m=1,n=0, and in the internal call the first layer fun function fun (1,0), so O is 0;The third call. Fun (2) when M is 2, at this time the fun closure is the second call of the N=1, that is, m=2,n=1, and in the internal call the first layer fun function fun (2,1); so o is 1;The fourth time. Fun (3) is the same, but still the second return value of the call, and finally call the first layer fun function fun (3,1), so O is also 1That's the final answ

JavaScript face questions

* * Is there any overload in JS? (Interview topics)(1) There is no overload in JS.(2) However, it is possible to simulate the overloaded effect in other ways (via the aruguments array)1 functionadd1 () {2 if(arguments.length==2) {3 returnArguments[0]+arguments[1];4}Else if(arguments.length==3) {5 returnArguments[0]+arguments[1]+arguments[2];6}Else if(arguments.length==4) {7

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