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script.js
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script.js
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var ready = function (fn) {
// Sanity check
if (typeof fn !== 'function') return;
// If document is already loaded, run method
document.onreadystatechange = function () {
if (document.readyState === 'interactive') {
removeEventListener('readystatechange', this)
return fn();
}
}
return document.onreadystatechange()
// Otherwise, wait until document is loaded
document.addEventListener('DOMContentLoaded', fn, sfalse);
};
ready(function () {
// get all field inside the form
var fields = document.querySelectorAll('textarea, input:not([type="submit"])')
// Check if any existing saved data
var saved = localStorage.getItem('fls')
if (saved) {
saved = JSON.parse(saved)
for (var i = 0; i < fields.length; i++) {
var val = saved[fields[i].id]
if (!val) continue
fields[i].value = val
}
}
})
var handleForm = function (event) {
// check if any existing saved data
var saved = localStorage.getItem('fls')
saved = saved ? JSON.parse(saved) : {}
saved[event.target.id] = event.target.value
localStorage.setItem('fls', JSON.stringify(saved))
}
document.addEventListener('input', handleForm, false)