form表单中存在submit按钮时可以在form元素中加上 onSubmit="return false"
html
<form id="member_form" onSubmit="return false">
<label><input type="text" name="tel" placeholder="请输入手机号" class="Fname"></label>
<label><input type="password" name="password" placeholder="请输入密码" class="Fmim"></label>
<label><input type="submit" id="login" value="登录" class="Flogin_go"></label>
</form>
js
<script>
//登录
$("#member_form").submit(function(){
var form_str = $("#member_form").serialize();
$.post("/Public/login", $("#member_form").serialize(),function(str){
var obj = JSON.parse(str);
if(obj.code=='0'){
alert("登录成功");
window.location.href = "/";
}else{
alert(obj.message);
}
});
});
</script>