JavaScript: Setting the selected dropdown option by its index number

Long time no new entry. 🙂 Internship is keeping me very busy. In this blog entry I’ll show you how to select a drop down option by specifying its index number.

The JavaScript code:

The HTML code:

Refer to the JavaScript code. The selectionDD is the id of the <select> tag. The value 0 represents the index number of the option that we want to be selected, and will select the first option in the selection. Note that the index numbers start with 0, not 1.

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Catzie

An odd human being who happens to have a variety of ever-changing interests, but right now they are programming, making up silly song/rap lyrics, K-pop, drawing, creating unique dessert/drink flavors, obsessing about finding out how some things works, automation, anime, video games... Ran online dessert shops Cookies PH and Catzie's Cakery in her past life.

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