CoMo Science

Tag: HTML

  • Running a JS function with an HTML button

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    This short tutorial shows how to run a function written in JavaScript when a button is pressed. The Code How the code works The HTML code has three tags: The JavaScript code defines one function, called buttonClick. The function contains a single line of code, which is run when the button is pressed. The function…

  • Troubleshooting your webpage

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    This code troubleshooting guide emphasizes the importance of clear formatting, comments, and variable names. It also highlights common HTML and JavaScript errors to watch out for and suggests using the browser console for error messages and variable value checks. Proper formatting and console usage can greatly facilitate code troubleshooting.

  • setInterval()

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    setInterval is a JavaScript command which takes two parameters. The first is the name of a function and the second is the time interval, in milliseconds, that this function should be repeatedly called. For example: In this code, setInterval calls the function ‘update’ every 10 milliseconds. The function increases the variable i by 1 and…

  • Using a textbox in HTML

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    A textbox in HTML looks like this: The code for this looks like: When the enter key is pressed, the getInput() function will be run. In order to use the data entered into the textbox, you look at the value property like this: