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C++ - Differences between default initialisation |
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11-01-2009, 10:48 AM
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#1 |
Differences between default initialisation
Hello
In C++ global and static variables (primitive) are zero initialised. But member and local variables are not. Is this standard for other languages? Why? Angus Angus |
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11-01-2009, 02:43 PM
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#2 |
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Posts: n/a
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Re: Differences between default initialisation
Angus wrote:
> Hello > > In C++ global and static variables (primitive) are zero initialised. > But member and local variables are not. Is this standard for other > languages? Why? > > Angus This is all inherited from the C language. Old C code, compiled as C++, should behave the way it used to - especially performance-wise. Bo Persson Bo Persson |
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11-01-2009, 02:49 PM
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#3 |
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Re: Differences between default initialisation
Angus wrote:
> In C++ global and static variables (primitive) are zero initialised. > But member and local variables are not. Is this standard for other > languages? How TF should we know? Ask in "other languages" newsgroups. V -- Please remove capital 'A's when replying by e-mail I do not respond to top-posted replies, please don't ask Victor Bazarov |
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11-03-2009, 12:41 AM
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#4 |
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Re: Differences between default initialisation
On Nov 1, 2:49*pm, Victor Bazarov <v.Abaza...@comAcast.net> wrote:
> Angus wrote: > > In C++ global and static variables (primitive) are zero initialised. > > But member and local variables are not. *Is this standard for other > > languages? > > How TF should we know? *Ask in "other languages" newsgroups. > > V > -- > Please remove capital 'A's when replying by e-mail > I do not respond to top-posted replies, please don't ask Does exist other languages ? paperab |
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