3 ms·
Or look at the manpage ${parameter:-word} Use Default Values. If parameter is unset or null, the expan- sion of word is s
by veyron 15y ago
Or look at the manpage
${parameter:-word}
Use Default Values. If parameter is unset or null, the expan-
sion of word is substituted. Otherwise, the value of parameter
is substituted.
- agumonkey 15y agoAgreed, I was just sayin for the sake of the article, he brings up the subject of unitialized variables, without mentioning this other way.