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Diffstat (limited to 'doc/gawk.texi')
| -rw-r--r-- | doc/gawk.texi | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/doc/gawk.texi b/doc/gawk.texi index 91d3d167..33a823bc 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -30526,7 +30526,7 @@ debug (the @dfn{debuggee}, if you will). The @command{gawk} debugger is different; it is an integrated part of @command{gawk} itself. This makes it possible, in rare cases, -for @command{gawk} to become an excellent demonstrator of Heisenburg +for @command{gawk} to become an excellent demonstrator of Heisenberg Uncertainty physics, where the mere act of observing something can change it. Consider the following:@footnote{Thanks to Hermann Peifer for this example.} @@ -30565,14 +30565,14 @@ gawk> @kbd{n} @ii{Keep going @dots{}} @print{} main() at `test.awk':1 @print{} 1 @{ print typeof($1), typeof($2) @} gawk> @kbd{n} @ii{Get result from} typeof() -@print{} strnum string @ii{Result for} $2 @ii{isn't right} +@print{} strnum number @ii{Result for} $2 @ii{isn't right} @print{} Program exited normally with exit value: 0 gawk> @kbd{quit} @end example In this case, the act of comparing the new value of @code{$2} with the old one caused @command{gawk} to evaluate it and determine that it -is indeed a string, and this is reflected in the result of +is indeed a number, and this is reflected in the result of @code{typeof()}. Cases like this where the debugger is not transparent to the program's |