The comma got eaten by the quotes!
This part:
("username," visitorName);
Should be this:
("username", visitorName);
Aside: For pasting code into the console, you can paste them in one line at a time to help you pinpoint where things went wrong 😉
Related Posts:
- What’s the difference between console.dir and console.log?
- How to re-enable right click so that I can inspect HTML elements in Chrome?
- What’s the meaning of “=>” (an arrow formed from equals & greater than) in JavaScript?
- Error OPTIONS net::ERR_CONNECTION_REFUSED
- Cannot read property ‘push’ of undefined when combining arrays
- Chrome sendrequest error: TypeError: Converting circular structure to JSON
- Cannot read property ‘push’ of undefined when combining arrays
- require is not defined? Node.js
- JavaScript: SyntaxError: missing ) after argument list
- Cannot open local file – Chrome: Not allowed to load local resource
- How to disable JavaScript in Chrome Developer Tools?
- In JavaScript is != same as !==
- Cannot open local file – Chrome: Not allowed to load local resource
- Getting Error “Form submission canceled because the form is not connected”
- Getting Error “Form submission canceled because the form is not connected”
- What is the meaning of == $0 that is shown in inspect element of google chrome for the selected element [duplicate]
- Export html table data to Excel using JavaScript / JQuery is not working properly in chrome browser
- How do I convert a float number to a whole number in JavaScript?
- How can I quickly retrieve a value from a MapIterator returned from Object.keys function?
- Disable same origin policy in Chrome
- Console.log not working at all
- Failed to load resource: net::ERR_CONTENT_LENGTH_MISMATCH
- Uncaught SyntaxError: Unexpected token :
- blocked a frame of origin “null” from accessing a cross-origin frame – chrome
- How to use jQuery in chrome extension?
- Disable Chrome strict MIME type checking
- getElementsByAttribute() is not a function
- Chrome/jQuery Uncaught RangeError: Maximum call stack size exceeded
- Uncaught Reference Error: stLight is not defined (in Chrome only)
- How do I load an HTML page in a div using JavaScript?
- Video auto play is not working in Safari and Chrome desktop browser
- “Uncaught TypeError: a.indexOf is not a function” error when opening new foundation project
- Resource interpreted as Document but transferred with MIME type application/zip
- How to force JavaScript to deep copy a string?
- “Uncaught TypeError: Illegal invocation” in Chrome
- Chrome: console.log, console.debug are not working
- Tinymce.js editor in Chrome?
- Google CSE Malfunctions via Chrome/Safari on Mobile When Clicking on Either Search Icon/Menu Icon. How to Make Google CSE Default Theme Search
- How can I generate a rainbow circle using HTML5 canvas?
- What’s the difference between “{}” and “[]” while declaring a JavaScript array?
- How to convert decimal to hexadecimal in JavaScript
- What does “javascript:void(0)” mean?
- For-each over an array in JavaScript
- How to delete a cookie?
- What is TypeScript and why would I use it in place of JavaScript? [closed]
- How do you use the ? : (conditional) operator in JavaScript?
- How do you use the ? : (conditional) operator in JavaScript?
- Which equals operator (== vs ===) should be used in JavaScript comparisons?
- Generate unique random numbers between 1 and 100
- are there dictionaries in javascript like python?
- How to do associative array/hashing in JavaScript
- How to append something to an array?
- How to format a JavaScript date
- How to make a discord bot create an invite for every server it joins?
- How to prevent the “Confirm Form Resubmission” dialog?
- ES6 Map in Typescript
- addEventListener vs onclick
- Sorting an array of objects by property values
- What is the JavaScript version of sleep()?
- “Uncaught SyntaxError: Cannot use import statement outside a module” when importing ECMAScript 6
- How do I check if an array includes a value in JavaScript?
- JavaScript document.getElementById().value logs empty value
- How do I color a hexagonal grid such that it doesn’t have neighbors of the same color?
- How to format a JavaScript date
- Does mobile Google Chrome support browser extensions?
- enabling right click:
- What does href expression do?
- map function for objects (instead of arrays)
- JavaScript sleep/wait before continuing [duplicate]
- Wait 5 seconds before executing next line
- Failed to load resource: the server responded with a status of 404 (Not Found)
- This page didn’t load Google Maps correctly. See the JavaScript console for technical details
- How to check whether a string contains a substring in JavaScript?
- Random gradient background color
- Check if a string has a certain piece of text [duplicate]
- Parse JSON in JavaScript? [duplicate]
- Kadane’s algorithm explained
- What is console.log?
- Dynamically creating charts of each row in an HTML table with chart.js
- Why does my JavaScript code receive a “No ‘Access-Control-Allow-Origin’ header is present on the requested resource” error, while Postman does not?
- No ‘Access-Control-Allow-Origin’ header is present on the requested resource—when trying to get data from a REST API
- Chrome theme new tab background does not fill correctly
- JavaScript Array splice vs slice
- How does Access-Control-Allow-Origin header work?
- How to fix ‘Unchecked runtime.lastError: The message port closed before a response was received’ chrome issue?
- How to replace all occurrences of a string in JavaScript
- Define a global variable in a JavaScript function
- “SyntaxError: Unexpected token < in JSON at position 0"
- Failed to load resource: the server responded with a status of 404 (Not Found)
- How to convert a string to an integer in JavaScript?
- Maximum call stack size exceeded error
- How to change CSS using jQuery?
- This page didn’t load Google Maps correctly. See the JavaScript console for technical details
- How to properly use jsPDF library
- Can’t bind to ‘ngModel’ since it isn’t a known property of ‘input’
- Cross-Origin Read Blocking (CORB)
- How to reload a page using JavaScript
- What does “while True” mean in Python?
- How can I do string interpolation in JavaScript?
- How do I link a JavaScript file to a HTML file?