本文實例為大家分享了小程序實現搜索框功能的具體代碼，供大家參考，具體內容如下
實現效果圖：
xxx.wxml
<!--搜索框 -->
<view class="weui-search-bar">
<view class="weui-search-bar__form">
<!--點擊之后，出現input框 -->
<view class="weui-search-bar__box">
<icon class="weui-icon-search_in-box" type="search" size="14"></icon>
<input type="text" class="weui-search-bar__input" placeholder="搜索" value="{{inputVal}}" focus="{{inputShowed}}" bindinput="inputTyping" />
<!--輸入款字數大于0，則顯示清除按鈕 -->
<view class="weui-icon-clear" wx:if="{{inputVal.length > 0}}" bindtap="clearInput">
<icon type="clear" size="14"></icon>
</view>
</view>
<!--沒點擊之前，只是一些文字和圖標 -->
<label class="weui-search-bar__label" hidden="{{inputShowed}}" bindtap="showInput">
<icon class="weui-icon-search" type="search" size="14"></icon>
<view class="weui-search-bar__text">搜索</view>
</label>
</view>
<!--動態出現的“取消”鍵 -->
<view class="weui-search-bar__cancel-btn" hidden="{{!inputShowed}}" bindtap="hideInput">取消</view>
</view>
xxx.wxss
.weui-search-bar {
position: relative;
padding: 8px 10px;
display: -webkit-box;
display: -webkit-flex;
display: flex;
box-sizing: border-box;
background-color: #EFEFF4;
border-top: 1rpx solid #D7D6DC;
border-bottom: 1rpx solid #D7D6DC;
}
.weui-icon-search {
margin-right: 8px;
font-size: inherit;
}
.weui-icon-search_in-box {
position: absolute;
left: 10px;
top: 7px;
}
.weui-search-bar__text {
display: inline-block;
font-size: 14px;
vertical-align: middle;
}
.weui-search-bar__form {
position: relative;
-webkit-box-flex: 1;
-webkit-flex: auto;
flex: auto;
border-radius: 5px;
background: #FFFFFF;
border: 1rpx solid #E6E6EA;
}
.weui-search-bar__box {
position: relative;
padding-left: 30px;
padding-right: 30px;
width: 100%;
box-sizing: border-box;
z-index: 1;
}
.weui-search-bar__input {
height: 28px;
line-height: 28px;
font-size: 14px;
}
.weui-icon-clear {
position: absolute;
top: 0;
right: 0;
padding: 7px 8px;
font-size: 0;
}
.weui-search-bar__label {
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
z-index: 2;
border-radius: 3px;
text-align: center;
color: #9B9B9B;
background: #FFFFFF;
line-height: 28px;
}
.weui-search-bar__cancel-btn {
margin-left: 10px;
line-height: 28px;
color: #09BB07;
white-space: nowrap;
font-size: 30rpx;
}
xxx.js
showInput: function () {
this.setData({
inputShowed: true
});
},
hideInput: function () {
this.setData({
inputVal: "",
inputShowed: false
});
// getList(this);
},
clearInput: function () {
this.setData({
inputVal: ""
});
// getList(this);
},
inputTyping: function (e) {
//搜索數據
// getList(this, e.detail.value);
this.setData({
inputVal: e.detail.value
});
}
更多搜索功能實現的精彩文章，請點擊專題：javascript搜索功能匯總 進行學習
以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持億速云。
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