create a counter with css html and js in javascript

To create a counter using HTML, CSS, and JavaScript, follow these steps:

1. Create a basic HTML structure with a div element to hold the counter, and a button element for the user to click:

<div id="counter">0</div>
<button onclick="increment()">Click Me</button>
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2. Add some basic CSS to style the counter:

#counter {
  font-size: 36px;
}
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3. Create a function in JavaScript to increment the counter and update the display:

index.tsx
let count = 0;

function increment() {
  count++;
  document.getElementById("counter").innerHTML = count;
}
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This function starts with a count of 0, increments it by 1 every time the user clicks the button, and then updates the text content of the counter div element with the new count value using the innerHTML property.

Note: You can add more styles to make it look better and you might want to use buttons to increment and decrement the numbers.