combination/miniprogram/packageComponent/pages/form/input/input.js

Page({
  onShareAppMessage() {
    return {
      title: 'input',
      path: 'packageComponent/pages/form/input/input'
    }
  },

  data: {
    theme: 'light',
    focus: false,
    inputValue: ''
  },

  bindKeyInput(e) {
    this.setData({
      inputValue: e.detail.value
    })
  },

  bindReplaceInput(e) {
    const value = e.detail.value
    let pos = e.detail.cursor
    let left
    if (pos !== -1) {
      // 光标在中间
      left = e.detail.value.slice(0, pos)
      // 计算光标的位置
      pos = left.replace(/11/g, '2').length
    }

    // 直接返回对象，可以对输入进行过滤处理，同时可以控制光标的位置
    return {
      value: value.replace(/11/g, '2'),
      cursor: pos
    }

    // 或者直接返回字符串,光标在最后边
    // return value.replace(/11/g,'2'),
  },

  bindHideKeyboard(e) {
    if (e.detail.value === '123') {
      // 收起键盘
      wx.hideKeyboard()
    }
  },
  onLoad() {
    this.setData({
      theme: wx.getSystemInfoSync().theme || 'light'
    })

    if (wx.onThemeChange) {
      wx.onThemeChange(({theme}) => {
        this.setData({theme})
      })
    }
  }
})