Question

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surround the call to processnumbers with a try - catch statement. the catch block should display the thrown message an assign processedvalue with - 1.
1 let numberlist = 1, 2, 5, 7 ; // code will be tested with different arrays.
2 let processedvalue = 0;
3
4 processedvalue = processnumbers(numberlist);
5

Explanation:

Step1: Add try block

try {
    processedValue = processNumbers(numberList);
}

Step2: Add catch block

catch (error) {
    console.log(error.message);
    processedValue = -1;
}

Answer:

let numberList = [1, 2, 5, 7]; // Code will be tested with different arrays.
let processedValue = 0;

try {
    processedValue = processNumbers(numberList);
} catch (error) {
    console.log(error.message);
    processedValue = -1;
}