Unable to use the MacPorts port command after installing a high-version OS X

Unable to use the MacPorts port command after installing a high-version OS X

Pod Update prompt:

Current platform "Darwin +" does not match expected platform "Darwin 13"

Need to download MacPorts source code compilation installation, the method is as follows:

From https://www.macports.org/guide/#installing. Macports.source

2.2.2. Source Install

If you installed macports using the package installer, skip this section. To install MacPorts from the source code, follow the steps below.

2. Download and extract The macports 2.3.1 Tarball. Either do using your browser and the Finder, or use the given commands in a terminal window.

   $  curl-o https:// distfiles.macports.org/macports/macports-2.3.1.tar.bz2  $  tar XF macports-2.3.1.tar.bz2  

4. Afterwards, perform the commands shown in the terminal window. If you wish to use a path other than /opt/local , follow the instructions forinstalling multiple copies of MacPorts instead.

   $CD MACPORTS-2.3.1/ $ ./configure $  make $ sudo make install

OK, you are done!

Unable to use the MacPorts port command after installing a high-version OS X