Understanding the differences between jquery's addClass method and the .css()

After creating a function to set a background on a click event, I encountered an issue. I attempted two different methods, expecting both to be successful. However, only the .css() version worked while the addClass method failed. Why is this happening?

function changeBackground(e){ $("#" + e).css('backgroundColor', '#444444');}

function addClassName(e){$("#" + e.id).addClass('clickColor');}

Below is the CSS for the clickColor class:

.clickColor{
    backgroundColor: #444444;
}

Answer №1

Take a look at this article

.clickColor {
    background-color:#444444;
}

Remember to use background-color, not backgroundColor

Note: jQuery requires camel casing for CSS attributes when used as a property, but if specified as a string, use "background-color"

^ This information is based on http://api.jquery.com/css/

Answer №2

When it comes to Css, inline styles take precedence over applied class styles. Using the .css() method will apply an inline style, making it highly likely to override any other styling rules. On the other hand, using the addClass() method adds a class with lower priority.

Answer №3

Is it "background-color" in css instead? Your function seems to have an error; if you don't include quotes around the value of e in your jquery selector, it won't work.

Check out this example here: http://jsfiddle.net/zPDpC/2/

$('#'+e+'').css('background-color', '#444444');

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