微信小程序之页面传值

1.生命周期函数--监听页面加载(options接收值)

1.1 navigator

1.

2. // pages/auctionDetail/auctionDetail.js
onLoad: function(options) {
this.setData({
auctionId: options.auctionId
});

1.2 navigateTo

1. // pages/auctionDetail/auctionDetail.js

wx.navigateTo({
url: '/pages/deposit/deposit?itemId=' + itemId
})

2. // pages/deposit/deposit.js

onLoad: function(options) {
this.setData({
itemId: options.itemId
});

2. 绑定点击事件传值

1.

竞 拍

2. // pages/auctionDetail/auctionDetail.js

toBid: function(e) {
var itemId = e.currentTarget.dataset.itemid;
if (auth.authentication) {
wx.navigateTo({
url: '/pages/bid/bid?itemId=' + itemId
})
}
}

3. 双向绑定实时改变值

1.

手机



验证码

获取验证码


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2. // pages/login/login.js

data: {
phone: "15131255089",
code: ""
},

bindPhoneInput: function(e) {
this.setData({
phone: e.detail.value
});
},
bindCodeInput: function(e) {
this.setData({
code: e.detail.value
});
}