button work with enter code example

Example 1: javascript submit form when enter key pressed

//submit form when 'Enter' key is pressed while in myInputID
document.getElementById("myInputID").addEventListener("keyup", function(event) {
    if (event.keyCode === 13) {
    	document.getElementById("myFormID").submit();
		return false;
    }
});

Example 2: hit enter button lick in js

<form>
    <input id="myInput" placeholder="Some text.." value="">
    <input type="submit" id="myBtn" value="Submit">
</form>

<script>
var input = document.getElementById("myInput");
input.addEventListener("keyup", function(event) {
    if (event.keyCode === 13) {
        event.preventDefault();
        document.getElementById("myBtn").click();
    }
});
</script>

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Html Example

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