原生模块

<script>
var modelo = (function() {
return {
add: function(a, b) {
return Number(a) + Number(b);
},
reduce: function(a, b) {
return Number(a) - Number(b);
}
}
})();

window.onload = function() {
var inp1 = document.querySelector('.ipt1');
var inp2 = document.querySelector('.ipt2');
var span = document.querySelector('span');
var btn = document.querySelector('button');

btn.onclick = function() {
span.innerHTML = modelo.add(inp1.value, inp2.value);
}
}
</script>

转载于:https://www.cnblogs.com/mapsxy/p/9337982.html