Matches all assigned mobile phone number blocks in Mainland China. Including CMCC, CHN-UNICOM, CHN-TELECOM, and various MVNOs.

Simplified version for validating Mainland China Mobile Phone Numbers.

Checks for existence of particular file name extension or path structure

Matches time strings formatted as mm:ss or hh:mm:ss under the following conditions: mm:ss**: only if mm and ss are less than 60 hh:mm:ss**: the above condition applies, but it selects hours only if hh is greater than 00

WIP

后面的数字大于前面的数字