입력 상자 검사: 중국어만 입력

//js 
validate: function() {
            var reg = /^[\u4e00-\u9fa5]+$/;
            
            if(reg.test(this.coupletUp)&&reg.test(this.coupletDown))
            {
                this.error=false;
                this.errorText="";
                this.isdisabled=false;
                return true;

            }
            this.error=true;
            this.errorText=" ";
            this.isdisabled=true;
            return false;
        },
        /**
         *  
         */
coupletConfirm() {
            const status = this.validate() 
            if (status) {       
                this.renderData.springScrolls.L = this.coupletUp;
                this.renderData.springScrolls.R = this.coupletDown; 
                this.inputImageModal=false;
            }
        },

       

       
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              {{errorText}}