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JavaScript Build a Simple Dynamic Site with Node.js Creating a Basic Template Engine in Node.js A Simple Merge Utility

Posted by Bryan Woodard
Bryan Woodard
5,757 Points

Not too sure why this doesnt work. Please help

Why isn't this working? Im not sure what im doing wrong. Any help is appreciated

index.js 
var utilities = require("./utilities");

var mailValues = {};

mailValues.first_name = "Janet";

var emailTemplate = "Hi %first_name%! Thanks for completing this code challenge :)";

var mergedContent = utilities.merge(emailTemplate, mailValues);

//mergedContent === "Hi Janet! Thanks for completing this code challenge :)";
utilities.js 
function merge(content, values) {
  for(var key in values){
    content = content.replace("%"+key+"%", values['key']);
  }
  return content;
}


module.exports.merge = merge;

1 Answer

Jennifer Nordell
seal-mask
STAFF
.a{fill-rule:evenodd;}techdegree
Jennifer Nordell
Treehouse Teacher
Jennifer Nordell
.a{fill-rule:evenodd;}techdegree
Jennifer Nordell
Treehouse Teacher

It's this line that's causing the problem. Key is a variable not the name of the key, so it shouldn't be in quotes. Take a look at the correct line:

content = content.replace("%"+key+"%", values[key]);