微信小程序——文本域字数限制和字数输入统计
示例代码
wxml:<textarea bindinput='input' rows="3" placeholder="XXXX" maxlength="60" hidden='{{dleg3}}'><text class="currentWordNumber">{{currentNoteLen|0}}/{{noteMaxLen}}个字</text></textarea>
wxss.currentWordNumber{font-size: 28rpx;color: gray;position: absolute;left: 520rpx;top: -6rpx;margin-top: 40px;}
jsdata: {noteMaxLen: 60, //详细地址的字数限制currentNoteLen: 0,//输入的字数},input(event) {var value = event.detail.value,len = parseInt(value.length);let that = this;this.setData({currentNoteLen: len});