input组件foucs和blur事件，view组件的bindtap

微信公开课小程序热门讨论关于「input组件foucs和blur事件，view组件的bindtap」的小程序开发问题
补充:viewclass=ulviewclass=u_1bindtap=jianviewinputtype=digitplaceholder={{yemiannum_t}}value={{yemiannum}}bindfocus=focus
展开:<viewclass=ul<viewclass=u_1bindtap=jian<view<inputtype=digitplaceholder={{yemiannum_t}}value={{yemiannum}}bindfocus=focusbindblur=blur<input<viewclass=u_2bindtap=jia+<view<viewPage({data:{yemian:{num:0,num_t:,}},onLoad:function(){},加操作jia:function(){varthat=this;varyemian=thatdatayemian;if(yemiannum==){yemiannum=yemiannum_t;}yemiannum=(parseInt(yemiannum)+1)toString();thatsetData({yemian:yemian,});},减操作jian:function(){varthat=this;varyemian=thatdatayemian;if(yemiannum==0)return;yemiannum=(parseInt(yemiannum)1)toString();thatsetData({yemian:yemian,});},获取焦点事件focus:function(e){varthat=this;varyemian=thatdatayemian;yemiannum_t=yemiannum;yemiannum=;thatsetData({yemian:yemian});},失去焦点事件blur:function(e){varthat=this;varyemian=thatdatayemian;if(edetailvalue==){yemiannum=yemiannum_t;}else{yemiannum=edetailvaluetoString()}thatsetData({yemian:yemian});}})当input焦点未离开input时，点击+（view），理想值是101，但实际是100，如果仔细看的话应该是101瞬间变为100，附加问题：yemiannum=200;yemiannum_t=yemiannum;改yemiannum=0;yemiannum_t的值也随之改为0为什么即速小程序：你这个函数影响了，在你点击+的时候，会同时执行这里面的函数导致的
更多有关「input组件foucs和blur事件，view组件的bindtap」的讨论可以前往微信公开课小程序参与互动哦！了解更多