Sed Command

From Luke Jackson

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	== Examples ==		== Examples ==
-	Remove all characters except digits:	+	Remove all characters except digits. Replace all characters except digits with null.:
	echo "m31uk3_1184329500.jpg" | sed 's/[^[:digit:]]//g'		echo "m31uk3_1184329500.jpg" | sed 's/[^[:digit:]]//g'

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Revision as of 23:21, 5 December 2007

Examples

Remove all characters except digits. Replace all characters except digits with null.:

echo "m31uk3_1184329500.jpg" | sed 's/[^[:digit:]]//g'