version 1.71, 2015/04/29 18:35:00 |
version 1.72, 2015/05/31 23:13:22 |
Line 1057 If the first character of COND is |
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Line 1057 If the first character of COND is |
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.Pq string defined , |
.Pq string defined , |
.Sq e |
.Sq e |
.Pq even page , |
.Pq even page , |
.Sq r |
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.Pq register accessed , |
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.Sq t |
.Sq t |
.Pq troff mode , |
.Pq troff mode , |
or |
or |
.Sq v |
.Sq v |
.Pq vroff mode , |
.Pq vroff mode , |
COND evaluates to false. |
COND evaluates to false. |
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.It |
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If the first character of COND is |
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.Sq r , |
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it evalutes to true if the rest of COND is the name of an existing |
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number register; otherwise, it evaluates to false. |
.It |
.It |
If COND starts with a parenthesis or with an optionally signed |
If COND starts with a parenthesis or with an optionally signed |
integer number, it is evaluated according to the rules of |
integer number, it is evaluated according to the rules of |