let ret ="12312ffds#¥@¥#%^&***(()))*)).`@%@¥@¥", val =this.customDeviceName;//特殊字符过滤let pattern =newRegExp("[`~!@#$^&*()=|{}':;',\\[\\].<>/?~!@#¥……&*()——|{}【】‘;:”“'。,、?]");for(let i =0; i < val.length; i++){
ret = ret + val.substr(i,1).replace(pattern,'');}//过滤表情
ret = ret.replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g,"");console.log("过滤后的文字=",ret);