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edited Jan 14, 2014 at 3:03

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Following on the answers of primo and Peter Taylor, and a hint from man perlre:

/(?!)/

This perl-compatible regex matches an empty string which is not followed by another empty string.

Following on the answers of primo and Peter Taylor, and a hint from man perlre:

/(?!)/

This perl-compatible regex matches an empty string which is not followed by another empty string.

Following on the answers of primo and Peter Taylor, and a hint from man perlre:

/(?!)/

This perl-compatible regex matches an empty string which is not followed by another empty string.

answered Jan 14, 2014 at 2:41

Following on the answers of primo and Peter Taylor, and a hint from man perlre:

/(?!)/

This perl-compatible regex matches an empty string which is not followed by another empty string.