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Chet Ramey
20 lines
273 B
Plaintext
20 lines
273 B
Plaintext
# printing conditional commands for xtrace
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set -x
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# error
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[[ -t X ]]
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# null operand
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[[ $b > 7 ]]
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# successful unary operator
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[[ -n X ]]
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# successful binary operator
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ivar=42
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[[ $ivar -eq 42 ]]
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# compound operator, displayed as two unary expressions
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[[ -n a && -n b ]]
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