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What is "function*" in JavaScript?
The function* declaration is used to define a generator function. It returns a Generator object. Generator Functions allows execution of code in between when a function is exited and resumed later. So, generators can be used to manage flow control in a code.
Syntax
Here’s the syntax −
function *myFunction() {} // or function* myFunction() {} // or function*myFunction() {} Let’s see how to use generator function
Example
<html> <body> <script> function* display() { var num = 1; while (num < 5) yield num++; } var myGenerator = display(); document.write(myGenerator.next().value); document.write("<br>"+myGenerator.next().value); document.write("<br>"+myGenerator.next().value); document.write("<br>"+myGenerator.next().value); document.write("<br>"+myGenerator.next().value); </script> </body> </html>
Updated on: 2020-06-12T09:02:44+05:30
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