Interpolated string

*In computer programing string interpolated is the process of evaluating literal containing one or more placeholderers yield a result;

• In which the place holders are placed with their corresponding values.

expression interpolation

*It is used to embed expressions within normal strings.

for example

var a=5; var b=10; onsole.log()’fifteen is’ +(a=d)+ and,not +(2*a+b)+1.1;