JavaScript's Use of Brackets

I’ve been working on a new project that involves adding links. To do this, users can input both the link URL and the text they want displayed. I used a prompt to gather this information. Here’s the code snippet I wrote:

document.getElementById(ev.target.id).innerHTML = y + "<a href=" + linkurl + " > + linktext + </a>";

However, when I implement the code, the link appears as: + linktext +.

Is there a way for me to have the link text display the text that was prompted?

Answer №1

To avoid issues when using a variable, ensure it is not placed within a string literal. Remember to add quotes around each part of the literal string.

document.getElementById(ev.target.id).innerHTML = y + "<a href=" + linkurl + " > " + linktext + " </a>";

While combining HTML by concatenating strings can result in confusing code, consider utilizing DOM methods instead.

var element = ev.target;
element.innerHTML = ""; // Clear existing content
element.appendChild(document.createTextNode(y));
var link = document.createElement("a");
link.href = linkurl;
link.appendChild(document.createTexTNode(linktext));
element.appendChild(link);

Although more wordy, this approach reduces the likelihood of errors.

Answer №2

You overlooked the double quotation mark " + linktext +

document.getElementByID(ev.target.id).innerHTML = y + "<a href=" + linkurl + " > " + linktext + " </a>";

Answer №3

When the event target ID is found, we set its innerHTML to display both 'y' and 'linktext' together.

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