.call() method to call it
    const findLargestNumber = new Function(
      "function findLargestNumber (arr) { return Math.max(...arr) }; return findLargestNumber",
    );
    
    // call the function
    findLargestNumber.call({}).call({}, [2, 4, 1, 8, 5]);
    // 8
    
    // Function declarations do not require a return statement
    const sayHello = new Function(
      "return function (name) { return `Hello, ${name}` }",
    )();
    
    // call the function
    sayHello("world");
    // Hello, world
    

##  Specifications

Specification  
---  
[ ECMAScript Language Specification  
#  sec-function-constructor  ](https://tc39.es/ecma262/multipage/fundamental-
objects.html#sec-function-constructor)  
  
##  Browser compatibility

BCD tables only load in the browser  with JavaScript enabled. Enable
JavaScript to view data.

##  See also

  * [ ` function ` ](/en-US/docs/Web/JavaScript/Reference/Statements/function)
  * [ ` function ` expression ](/en-US/docs/Web/JavaScript/Reference/Operators/function)
  * [ Functions ](/en-US/docs/Web/JavaScript/Reference/Functions)

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