Unary Operator
String to number conversion using the unary operator.
const a = '10';
+a // will print number 10
Look at below
const foo = { valueOf: () => '10' };
+foo // it will also print 10
String to number conversion using the unary operator.
const a = '10';
+a // will print number 10
Look at below
const foo = { valueOf: () => '10' };
+foo // it will also print 10