layui表单动态赋值与取值,官网给的demo表单赋值部分可能有点不太好用，相信大家都有点不太明白怎么赋值的，以下内容可供大家参考！
点击下方取值按钮后即可在控制台看到代码初始为表单赋值的数据
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>layui表单动态赋值与取值</title>
<link rel="stylesheet" type="text/css" href="https://cdn.staticfile.org/layui/2.6.8/css/layui.css" />
<script src="https://cdn.staticfile.org/layui/2.6.8/layui.js" type="text/javascript" charset="utf-8"></script>
</head>
<style type="text/css">
#wrap {
padding: 20px;
}
</style>
<body>
<div id="wrap">
<h1>layui表单动态赋值与取值</h1>
<div class="layui-form" lay-filter="formTest">
<div class="layui-form-item">
<label class="layui-form-label">输入框</label>
<div class="layui-input-block">
<input type="text" name="username" placeholder="请输入" autocomplete="off" class="layui-input">
</div>
</div>
<div class="layui-form-item">
<label class="layui-form-label">下拉选择框</label>
<div class="layui-input-block">
<select name="selectType" lay-filter="aihao" lay-search placeholder="支持搜索">
<option value="0">HTML</option>
<option value="1">CSS</option>
<option value="2">JavaScript</option>
</select>
</div>
</div>
<div class="layui-form-item">
<label class="layui-form-label">复选框</label>
<div class="layui-input-block">
<input type="checkbox" name="JavaScript" title="JavaScript">
<input type="checkbox" name="java" title="java">
</div>
</div>
<div class="layui-form-item">
<label class="layui-form-label">开关</label>
<div class="layui-input-block">
<input type="checkbox" name="openSwitch" lay-skin="switch">
</div>
</div>
<div class="layui-form-item">
<label class="layui-form-label">单选框</label>
<div class="layui-input-block">
<input type="radio" name="sex" value="0" title="男">
<input type="radio" name="sex" value="1" title="女">
</div>
</div>
<div class="layui-form-item layui-form-text">
<label class="layui-form-label">文本框</label>
<div class="layui-input-block">
<textarea placeholder="请输入内容" name="desc" class="layui-textarea"></textarea>
</div>
</div>
<button type="button" class="layui-btn layui-btn-radius" id="getDatas">取值</button>
</div>
</div>
<script type="text/javascript">
layui.use(['form'], function() {
let form = layui.form;
//为表单赋值
form.val("formTest", {
"username": "程序猿", //输入框
"selectType": 2, //下拉框
"JavaScript": true, //复选框
"openSwitch": true, //开关
"sex": 1, //单选按钮
"desc": "我爱layui", //文本框
});
//form.render()
//表单取值
document.getElementById("getDatas").addEventListener("click", function() {
var formObj = form.val("formTest");
console.log(formObj)
});
});
</script>
</body>
</html>