Notes

function validationForm() {
var speciesValue = document.getElementById('species').value;
var descriptionValue = document.getElementById('description').value;
var lengthValue = document.getElementById('length').value;
var temperatureValue = document.getElementById('temperature').value;
var latitudeValue = document.getElementById('latitude').value;
var longitudeValue = document.getElementById('longitude').value;
if (speciesValue.trim()==='') {
document.getElementById('speciesError').innerHTML="Species must be filled out";
isValid = false;
}
if (descriptionValue.trim()==='') {
document.getElementById('descriptionError').innerHTML="Description must be filled out";
isValid = false;
}
if (descriptionValue.trim().length<20) {
document.getElementById('descriptionError').innerHTML="Description have minimum 20 character";
isValid = false;
}
if (lengthValue.trim()==='' || isNaN(lengthValue)) {
document.getElementById('lengthError').innerHTML="length must be filled out in numaric";
isValid = false;
}
if (temperatureValue.trim()===''|| isNaN(temperatureValue)) {
document.getElementById('temperatureError').innerHTML="temprature must be filled out in numaric";
isValid = false;
}
if (latitudeValue.trim()==='' || isNaN(latitudeValue)) {
document.getElementById('latitudeError').innerHTML="latitude must be filled out in numaric";
isValid = false;
}
else if (latitudeValue < -90 || latitudeValue > 90) {
document.getElementById('latitudeError').innerHTML="latitude must in b/w -90 to 90";
isValid = false;
}
if (longitudeValue.trim()==='' || isNaN(longitudeValue)) {
document.getElementById('longitudeError').innerHTML="longitude must be filled out in numaric";
isValid = false;
}
else if (longitudeValue < -180 || longitudeValue > 180) {
document.getElementById('longitudeError').innerHTML="longitude must in b/w -180 to 180";
isValid = false;
}
return isValid
}