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| author | sarthfrey <sarth.frey@gmail.com> | 2016-01-25 18:26:23 -0500 |
|---|---|---|
| committer | sarthfrey <sarth.frey@gmail.com> | 2016-01-25 18:26:23 -0500 |
| commit | 279c28ce7dcc3f155f71c7a073e939630e8f05b6 (patch) | |
| tree | cd06525da5a4350916143f025b2e5a64a56922aa /bash.html.markdown | |
| parent | 299d064ecf7598144e49ef336e0abd00ccc4ae16 (diff) | |
| parent | 928edf12092cea82a9eded6848b8d0b0710a977c (diff) | |
Merge remote-tracking branch 'adambard/master'
# Conflicts:
# python.html.markdown
Diffstat (limited to 'bash.html.markdown')
| -rw-r--r-- | bash.html.markdown | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/bash.html.markdown b/bash.html.markdown index 211d2944..bd2d5984 100644 --- a/bash.html.markdown +++ b/bash.html.markdown @@ -83,7 +83,7 @@ echo Hello, $Name! # We have the usual if structure: # use 'man test' for more info about conditionals -if [ $Name -ne $USER ] +if [ $Name != $USER ] then echo "Your name isn't your username" else @@ -91,12 +91,12 @@ else fi # NOTE: if $Name is empty, bash sees the above condition as: -if [ -ne $USER ] +if [ != $USER ] # which is invalid syntax # so the "safe" way to use potentially empty variables in bash is: -if [ "$Name" -ne $USER ] ... +if [ "$Name" != $USER ] ... # which, when $Name is empty, is seen by bash as: -if [ "" -ne $USER ] ... +if [ "" != $USER ] ... # which works as expected # There is also conditional execution |