fork(1) download
copy 
  1.  
  2. local expr = '--username=John'
  3. local name, value = expr:match( '^%-%-(.*)=%"?(.*)%"?' )
  4. print( "found values for '" .. expr .. "'" )
  5. print( name .. " = " .. value )
  6.  
  7. print( "---------------------------------" )
  8.  
  9. expr = '--username="John Doe"'
  10. name, value = expr:match( '^%-%-(.*)=%"?(.*)%"?' )
  11. print( "found values for '" .. expr .. "'" )
  12. print( name .. " = " .. value )
  13.  
Success #stdin #stdout 0s 14120KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
found values for '--username=John'
username = John
---------------------------------
found values for '--username="John Doe"'
username = John Doe"
https://ideone.com/vKHc9y
language:
Lua (luac 5.3.3)
created:
8 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!