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Mar 19th, 2018
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  1. ##############################
  2. # sdout stderr enabled
  3. ##############################
  4.  
  5. mvn_detect() {
  6. maven_version=$(mvn -v)
  7. status=$?
  8. echo $status
  9. }
  10.  
  11. echo "status:$(mvn_detect)"
  12.  
  13. console return :
  14.  
  15. ```
  16. mvm.sh: line 2: mvn: command not found
  17. status:127
  18. ``
  19.  
  20.  
  21. ##############################
  22. # sdout stderr disabled using : > /dev/null 2>&1
  23. ##############################
  24.  
  25. mvn_detect() {
  26. maven_version=$(mvn -v > /dev/null 2>&1)
  27. status=$?
  28. echo $status
  29. }
  30.  
  31. echo "status:$(mvn_detect)"
  32.  
  33. console return :
  34.  
  35. ```
  36. status:127
  37. ``
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