javascript check if id checked code example

Example 1: check if not checked vanila js

<input type="checkbox" id="check">
<a href="#" onclick="check()">click</a>
<button onclick="check()">button</button>
<script>
 function check() {
    		if (document.getElementById('check').checked) {
            alert("checked");
        } else {
            alert("Not checked.");
        }
       
    }

</script>

Example 2: how to check if input is checked javascript

const cb = document.getElementById('accept');
console.log(cb.checked);

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Html Example

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