禁用内置验证及显示成功或者错误样式
is-type传入function
mask

13545678910
使用icon代替title
max is alias to maxlength
debounce = 1000
disabled
set type = tel
html title
Default
不显示清除按钮
focus事件
set is-type=china-name
set keyboard=number and is-type=china-mobile
set is-type=email
set min=2 and max=5
确认输入
enter事件
验证码
check if value is valid when required===true

$valid value:false
check if value is valid when required===false

$valid value:false