if ${custom} is empty then [: =: unary operator expected #117

demanLiu · 2016-06-16T11:42:36Z

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jwu · 2016-06-20T03:07:50Z

Hi @demanLiu , thanks for the PR. I can not find any document in bash about when to use [[ and the best practise for it. Would you mind to explain more about it? Thank you again.

if is empty then [: =: unary operator expected

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if ${custom} is empty then [: =: unary operator expected #117

if ${custom} is empty then [: =: unary operator expected #117

demanLiu commented Jun 16, 2016

jwu commented Jun 20, 2016 •

edited

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if ${custom} is empty then [: =: unary operator expected #117

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if ${custom} is empty then [: =: unary operator expected #117

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demanLiu commented Jun 16, 2016

jwu commented Jun 20, 2016 • edited Loading

jwu commented Jun 20, 2016 •

edited

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