var pageData = {}
for (var i = 1; i < 5; i++) {
  (function (index) {
    pageData['slider' + index + 'change'] = function(e) {
      console.log('slider' + 'index' + '发生 change 事件，携带值为', e.detail.value)
    }
  })(i)
}
Page(pageData)

<view class="section section_gap">
  <text class="section__title">设置left/right icon</text>
  <view class="body-view">
    <slider bindchange="slider1change" left-icon="cancel" right-icon="success_no_circle"/>
  </view>
</view>

<view class="section section_gap">
  <text class="section__title">设置step</text>
  <view class="body-view">
    <slider bindchange="slider2change" step="5"/>
  </view>
</view>

<view class="section section_gap">
  <text class="section__title">显示当前value</text>
  <view class="body-view">
    <slider bindchange="slider3change" show-value/>
  </view>
</view>

<view class="section section_gap">
  <text class="section__title">设置最小/最大值</text>
  <view class="body-view">
    <slider bindchange="slider4change" min="50" max="200" show-value/>
  </view>
</view>

.section__title{
    font-family: "Helvetica Neue","Hiragino Sans GB","Microsoft YaHei","\9ED1\4F53",Arial,sans-serif;
}
.section_gap{
    margin-top: 30px;
}