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p[] instead of p^

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Araq 2011-04-11 21:42:28 +02:00
commit 3d696c3da5
12 changed files with 64 additions and 52 deletions
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9
doc/tut1.txt
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@ -1183,9 +1183,9 @@ untraced references are *unsafe*. However for certain low-level operations
Traced references are declared with the **ref** keyword, untraced references
are declared with the **ptr** keyword.
The ``^`` operator can be used to *derefer* a reference, meaning to retrieve
the item the reference points to. The ``addr`` procedure returns the address
of an item. An address is always an untraced reference:
The empty ``[]`` subscript notation can be used to *derefer* a reference,
meaning to retrieve the item the reference points to. The ``addr`` procedure
returns the address of an item. An address is always an untraced reference:
``addr`` is an *unsafe* feature.
The ``.`` (access a tuple/object field operator)
@ -1200,7 +1200,8 @@ dereferencing operations for reference types:
var
n: PNode
new(n)
n.data = 9 # no need to write n^ .data
n.data = 9
# no need to write n[].data; in fact n[].data is highly discouraged!
(As a convention, reference types use a 'P' prefix.)