Bash.md

Logical operators

#programming #bash #operators

• ;
  • you can run commands without creating a new line

echo "hello" ; echo "there"
# this is same as 
echo "hello"
echo "there"

• && Operator
  • if the first command succeseded then run the second command

$ true && echo "Things went well"
Things went well

-|| Operator

• if the first command failed then run the second command

$ false || echo "Oops, fail"
Oops, fail

• & Operator
  • runs the first command and then immeadiatly runs the second command

$ sleep 5 & echo "all done" 
[1] 45034
all done 
# after 5 seconds
[1]  + 45034 done       sleep 5

sleep 5 ; echo "all done" 
# waits 5 seconds
all done

$ false || echo "Oops, fail"
Oops, fail

$ true || echo "Will not be printed"
$  

$ true && echo "Things went well"
Things went well

$ false && echo "Will not be printed"
$

$ false ; echo "This will always run"
This will always run

---

Find file in current directory recursively

#script

find . -type f -name "*.svg"