基础的小程序表单提交数据备份:
wxml:
<
form
bindsubmit
=
"formBindsubmit"
bindreset
=
"formReset"
>
<
view
style
=
"display:flex;"
>
<
label
>用户名：</
label
>
<
input
name
=
"userName"
placeholder
=
"请输入用户名！"
/>
</
view
>
<
view
style
=
"display:flex;"
>
<
label
>密码：</
label
>
<
input
name
=
"psw"
placeholder
=
"请输入密码！"
password
=
"true"
/>
</
view
>
<
view
style
=
"display:flex;margin-top:30px;"
>
<
button
style
=
"width:30%;"
formType
=
"submit"
>登录</
button
>
<
button
style
=
"width:30%"
formType
=
"reset"
>重置</
button
>
</
view
>
</
form
>
<
view
>{{tip}}</
view
>
<
view
>{{userName}}</
view
>
<
view
>{{psw}}</
view
>
js
Page({
data:{
// text:"这是一个页面"
tip:
''
,
userName:
''
,
psw:
''
},
formBindsubmit:
function
(e){
if
(e.detail.value.userName.length==0||e.detail.value.psw.length==0){
this
.setData({
tip:
'提示：用户名和密码不能为空！'
,
userName:
''
,
psw:
''
})
}
else
{
this
.setData({
tip:
''
,
userName:
'用户名：'
+e.detail.value.userName,
psw:
'密码：'
+e.detail.value.psw
})
}
},
formReset:
function
(){
this
.setData({
tip:
''
,
userName:
''
,
psw:
''
})
}
})