xxxxxxxxxx1
<select id="agentNumberElement">2
<option value="1">One</option>3
<option value="2">Two</option>4
<option value="3">Three</option>5
<option value="4">Four</option>6
<option value="5">Five</option>7
<option value="6">Six</option>8
<option value="7">Seven</option>9
<option value="8">Eight</option>10
</select>11
12
<select id="brokerNumberElement">13
<option value="1">One</option>14
<option value="2">Two</option>15
<option value="3">Three</option>16
<option value="4">Four</option>17
<option value="5">Five</option>18
<option value="6">Six</option>19
<option value="7">Seven</option>20
<option value="8">Eight</option>21
</select>1
1
xxxxxxxxxx1
const agentNumberElement = document.getElementById('agentNumberElement')2
const brokerNumberElement = document.getElementById('brokerNumberElement')3
4
// Event listener for the agent select5
agentNumberElement.addEventListener('change', function () {6
if (this.value !== "1") { alert('agent')7
brokerNumberElement.value = 1;8
}9
});10
// Event listener for the broker select11
brokerNumberElement.addEventListener('change', function () {12
if (this.value !== "1") {alert('broker')13
agentNumberElement.value = 1; 14
}15
}); Console errors: 0