<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<input type="text"><br><br>
<input type="text"><br><br>
<input type="text"><br><br>
<input type="text"><br><br>
<input type="text"><br><br>
<input type="text"><br><br>
<button>赋值</button><br><br>
<button>取值</button><br><br>
<script>
var inpArr=document.getElementsByTagName("input");
var btnArr=document.getElementsByTagName("button");
btnArr[0].function () {
for(var i=0;i<inpArr.length;i++){
inpArr[i].value=i;
}
}
btnArr[1].function () {
var newArr=[];
for(var i=0;i<inpArr.length;i++){
newArr.push(inpArr[i].value);
}
console.log(newArr.join("-"));
}
</script>
</body>
</html>