【study】el-input去掉首尾空格

• onkeyup

      <el-input
          v-model="ruleForm.content"
          :clearable="true"
          type="textarea"
          :rows="2"
          placeholder="请输入内容"
          onkeyup="this.value=this.value.replace(/(^\s*)|(\s*$)/g,'')"
      />

• blur

      <el-input
          v-model="ruleForm.content"
          :clearable="true"
          type="textarea"
          :rows="2"
          placeholder="请输入内容"
          @blur="handle"
      />
 
 
  handle() {
            this.ruleForm.content = this.ruleForm.content.replace(/(^\s*)|(\s*$)/g, '');
        },