- function getNewId(nums,jsonObject){
- var fp_hm = jsonObject.FP_DM;
- if (nums > fp_hm.length) {
- console.log("输入长度大于字符串长度,程序中止");
- return null;
- }
- var sub_fp_hm = fp_hm.substr(fp_hm.length - nums);
- return getNewStr(sub_fp_hm);
- }
- function getNewStr(oldStr){
- var newStr = "";
- for(var i = oldStr.length - 1; i >= 0; i--){
- newStr += oldStr[i];
- }
- return newStr;
- }
- var newJson = new Object();
- newJson.FP_HM = "123456789";
- newJson.FP_DM = "18312711538";
- var json = eval(newJson);
- var result = getNewId(11, json);
- console.log(result);
- //该片段来自于http://www.codesnippet.cn/detail/0508201614905.html
来源: http://www.codesnippet.cn/detail/0508201614905.html