verify if is checked javascript 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: check if checkbox is checked javascript
<script type=text/javascript>
function validate(){
if (remember.checked == 1){
alert("checked") ;
} else {
alert("You didn't check it! Let me check it for you.")
}
}
</script>
<input id="remember" name="remember" type="checkbox" onclick="validate()" />