access form input value from a javascript function code example
Example 1: js get value from form input
// having form like this
<form>
<div>
<label for="number">Give me number</label>
<input type="number" id="number">
</div>
<div>
<button class="btn">Click</button>
</div>
</form>
// this is how u get a value (number)
document.querySelector("form").addEventListener("submit", get_number);
function get_number(e){
const n = document.getElementById("number").value;
console.log('n:', n)
e.preventDefault();
}
Example 2: javascript function with input value
<button class="btn btn-primary" onclick="transmit({search: document.getElementById('search_id').value});">
<span class="glyphicon glyphicon-search"></span>
</button>