String type = "数字类型";
if(StringUtils.isNotBlank(value)){
     //区分正负数 if(value.startsWith("-")){ value = value.substring(1); } String reg = "^[0-9]+(.[0-9]+)?$"; if(!value.matches(reg)){ search = "字符类型"; } }else{ search = "字符类型"; }

  

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