Please see: https://github.com/kevinSuttle/html-meta-tags, thanks for the idea @dandv!
Copied from http://code.lancepollard.com/complete-list-of-html-meta-tags/
| #!/bin/bash | |
| # Functions ============================================== | |
| # return 1 if global command line program installed, else 0 | |
| # example | |
| # echo "node: $(program_is_installed node)" | |
| function program_is_installed { | |
| # set to 1 initially | |
| local return_=1 |