version 1.45, 2019/05/26 01:16:09 |
version 1.46, 2020/01/22 03:47:38 |
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.Xc |
.Xc |
.It Xo Ic exit |
.It Xo Ic exit |
.Op Ar expression |
.Op Ar expression |
.No # exit immediately; status is Ar expression |
.No # exit processing, and perform |
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.Ic END |
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processing; status is |
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.Ar expression |
.Xc |
.Xc |
.El |
.El |
.Pp |
.Pp |
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or a Boolean combination |
or a Boolean combination |
of these. |
of these. |
.Pp |
.Pp |
The special patterns |
The special pattern |
.Ic BEGIN |
.Ic BEGIN |
and |
may be used to capture control before the first input line is read. |
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The special pattern |
.Ic END |
.Ic END |
may be used to capture control before the first input line is read |
may be used to capture control after processing is finished. |
and after the last. |
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.Ic BEGIN |
.Ic BEGIN |
and |
and |
.Ic END |
.Ic END |