1. HTML 表單

<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<form action="" method="post" onsubmit="return save(this)">
    手機(jī)號(hào) <input type="text" name="mobile" autocomplete="off">
    登錄密碼 <input type="text" name="password" autocomplete="off">
    <button>提交</button>
</form>

2. Javascript 函數(shù)

/**
 * 提交表單
 */
function save(obj)
{
    var formData = {};
    var array = $(obj).serializeArray();
    $.each(array, function() {
        formData[this.name] = this.value;
    });
    console.log(formData)
    $.ajax({
        url: '',
        type: 'post',
        async: false,
        data: formData,
        success: res => {
            console.log(res)
        }
    })
    return false;
}