depish/cppdraft_translate
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Init

Browse Source
This commit is contained in:
Leonov Artur (Depish)
2025-10-25 03:02:53 +03:00
commit 043225d523
3416 changed files with 681196 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

469
cppdraft/std/ios/manip.md Normal file
View File

@@ -0,0 +1,469 @@
[std.ios.manip]
# 31 Input/output library [[input.output]](./#input.output)
## 31.5 Iostreams base classes [[iostreams.base]](iostreams.base#std.ios.manip)
### 31.5.5 ios_base manipulators [std.ios.manip]
#### [31.5.5.1](#fmtflags.manip) fmtflags manipulators [[fmtflags.manip]](fmtflags.manip)
[1](#fmtflags.manip-1)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2401)
Each function specified in this subclause
is a designated addressable function ([[namespace.std]](namespace.std "16.4.5.2.1 Namespace std"))[.](#fmtflags.manip-1.sentence-1)
[🔗](#lib:boolalpha)
`ios_base& boolalpha(ios_base& str);
`
[2](#fmtflags.manip-2)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2411)
*Effects*: Callsstr.setf(ios_base​::​boolalpha)[.](#fmtflags.manip-2.sentence-1)
[3](#fmtflags.manip-3)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2416)
*Returns*: str[.](#fmtflags.manip-3.sentence-1)
[🔗](#lib:noboolalpha)
`ios_base& noboolalpha(ios_base& str);
`
[4](#fmtflags.manip-4)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2427)
*Effects*: Callsstr.unsetf(ios_base​::​boolalpha)[.](#fmtflags.manip-4.sentence-1)
[5](#fmtflags.manip-5)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2432)
*Returns*: str[.](#fmtflags.manip-5.sentence-1)
[🔗](#lib:showbase)
`ios_base& showbase(ios_base& str);
`
[6](#fmtflags.manip-6)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2443)
*Effects*: Callsstr.setf(ios_base​::​showbase)[.](#fmtflags.manip-6.sentence-1)
[7](#fmtflags.manip-7)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2448)
*Returns*: str[.](#fmtflags.manip-7.sentence-1)
[🔗](#lib:noshowbase)
`ios_base& noshowbase(ios_base& str);
`
[8](#fmtflags.manip-8)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2459)
*Effects*: Callsstr.unsetf(ios_base​::​showbase)[.](#fmtflags.manip-8.sentence-1)
[9](#fmtflags.manip-9)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2464)
*Returns*: str[.](#fmtflags.manip-9.sentence-1)
[🔗](#lib:showpoint)
`ios_base& showpoint(ios_base& str);
`
[10](#fmtflags.manip-10)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2475)
*Effects*: Callsstr.setf(ios_base​::​showpoint)[.](#fmtflags.manip-10.sentence-1)
[11](#fmtflags.manip-11)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2480)
*Returns*: str[.](#fmtflags.manip-11.sentence-1)
[🔗](#lib:noshowpoint)
`ios_base& noshowpoint(ios_base& str);
`
[12](#fmtflags.manip-12)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2491)
*Effects*: Callsstr.unsetf(ios_base​::​showpoint)[.](#fmtflags.manip-12.sentence-1)
[13](#fmtflags.manip-13)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2496)
*Returns*: str[.](#fmtflags.manip-13.sentence-1)
[🔗](#lib:showpos)
`ios_base& showpos(ios_base& str);
`
[14](#fmtflags.manip-14)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2507)
*Effects*: Callsstr.setf(ios_base​::​showpos)[.](#fmtflags.manip-14.sentence-1)
[15](#fmtflags.manip-15)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2512)
*Returns*: str[.](#fmtflags.manip-15.sentence-1)
[🔗](#lib:noshowpos)
`ios_base& noshowpos(ios_base& str);
`
[16](#fmtflags.manip-16)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2523)
*Effects*: Callsstr.unsetf(ios_base​::​showpos)[.](#fmtflags.manip-16.sentence-1)
[17](#fmtflags.manip-17)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2528)
*Returns*: str[.](#fmtflags.manip-17.sentence-1)
[🔗](#lib:skipws)
`ios_base& skipws(ios_base& str);
`
[18](#fmtflags.manip-18)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2539)
*Effects*: Callsstr.setf(ios_base​::​skipws)[.](#fmtflags.manip-18.sentence-1)
[19](#fmtflags.manip-19)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2544)
*Returns*: str[.](#fmtflags.manip-19.sentence-1)
[🔗](#lib:noskipws)
`ios_base& noskipws(ios_base& str);
`
[20](#fmtflags.manip-20)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2555)
*Effects*: Callsstr.unsetf(ios_base​::​skipws)[.](#fmtflags.manip-20.sentence-1)
[21](#fmtflags.manip-21)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2560)
*Returns*: str[.](#fmtflags.manip-21.sentence-1)
[🔗](#lib:uppercase)
`ios_base& uppercase(ios_base& str);
`
[22](#fmtflags.manip-22)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2571)
*Effects*: Callsstr.setf(ios_base​::​uppercase)[.](#fmtflags.manip-22.sentence-1)
[23](#fmtflags.manip-23)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2576)
*Returns*: str[.](#fmtflags.manip-23.sentence-1)
[🔗](#lib:nouppercase)
`ios_base& nouppercase(ios_base& str);
`
[24](#fmtflags.manip-24)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2587)
*Effects*: Callsstr.unsetf(ios_base​::​uppercase)[.](#fmtflags.manip-24.sentence-1)
[25](#fmtflags.manip-25)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2592)
*Returns*: str[.](#fmtflags.manip-25.sentence-1)
[🔗](#lib:unitbuf)
`ios_base& unitbuf(ios_base& str);
`
[26](#fmtflags.manip-26)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2603)
*Effects*: Callsstr.setf(ios_base​::​unitbuf)[.](#fmtflags.manip-26.sentence-1)
[27](#fmtflags.manip-27)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2608)
*Returns*: str[.](#fmtflags.manip-27.sentence-1)
[🔗](#lib:nounitbuf)
`ios_base& nounitbuf(ios_base& str);
`
[28](#fmtflags.manip-28)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2619)
*Effects*: Callsstr.unsetf(ios_base​::​unitbuf)[.](#fmtflags.manip-28.sentence-1)
[29](#fmtflags.manip-29)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2624)
*Returns*: str[.](#fmtflags.manip-29.sentence-1)
#### [31.5.5.2](#adjustfield.manip) adjustfield manipulators [[adjustfield.manip]](adjustfield.manip)
[1](#adjustfield.manip-1)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2631)
Each function specified in this subclause
is a designated addressable function ([[namespace.std]](namespace.std "16.4.5.2.1 Namespace std"))[.](#adjustfield.manip-1.sentence-1)
[🔗](#lib:internal)
`ios_base& internal(ios_base& str);
`
[2](#adjustfield.manip-2)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2641)
*Effects*: Callsstr.setf(ios_base​::​internal, ios_base​::​adjustfield)[.](#adjustfield.manip-2.sentence-1)
[3](#adjustfield.manip-3)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2646)
*Returns*: str[.](#adjustfield.manip-3.sentence-1)
[🔗](#lib:left)
`ios_base& left(ios_base& str);
`
[4](#adjustfield.manip-4)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2657)
*Effects*: Callsstr.setf(ios_base​::​left, ios_base​::​adjustfield)[.](#adjustfield.manip-4.sentence-1)
[5](#adjustfield.manip-5)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2662)
*Returns*: str[.](#adjustfield.manip-5.sentence-1)
[🔗](#lib:right)
`ios_base& right(ios_base& str);
`
[6](#adjustfield.manip-6)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2673)
*Effects*: Callsstr.setf(ios_base​::​right, ios_base​::​adjustfield)[.](#adjustfield.manip-6.sentence-1)
[7](#adjustfield.manip-7)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2678)
*Returns*: str[.](#adjustfield.manip-7.sentence-1)
#### [31.5.5.3](#basefield.manip) basefield manipulators [[basefield.manip]](basefield.manip)
[1](#basefield.manip-1)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2685)
Each function specified in this subclause
is a designated addressable function ([[namespace.std]](namespace.std "16.4.5.2.1 Namespace std"))[.](#basefield.manip-1.sentence-1)
[🔗](#lib:dec)
`ios_base& dec(ios_base& str);
`
[2](#basefield.manip-2)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2695)
*Effects*: Callsstr.setf(ios_base​::​dec, ios_base​::​basefield)[.](#basefield.manip-2.sentence-1)
[3](#basefield.manip-3)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2700)
*Returns*: str[.](#basefield.manip-3.sentence-1)[265](#footnote-265 "The function signature dec(ios_­base&) can be called by the function signature basic_­ostream& stream​::​operator<<(ios_­base& (*)(ios_­base&)) to permit expressions of the form cout << dec to change the format flags stored in cout.")
[🔗](#lib:hex)
`ios_base& hex(ios_base& str);
`
[4](#basefield.manip-4)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2722)
*Effects*: Callsstr.setf(ios_base​::​hex, ios_base​::​basefield)[.](#basefield.manip-4.sentence-1)
[5](#basefield.manip-5)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2727)
*Returns*: str[.](#basefield.manip-5.sentence-1)
[🔗](#lib:oct)
`ios_base& oct(ios_base& str);
`
[6](#basefield.manip-6)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2738)
*Effects*: Callsstr.setf(ios_base​::​oct, ios_base​::​basefield)[.](#basefield.manip-6.sentence-1)
[7](#basefield.manip-7)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2743)
*Returns*: str[.](#basefield.manip-7.sentence-1)
[265)](#footnote-265)[265)](#footnoteref-265)
The function signaturedec(ios_base&) can be called by
the function signaturebasic_ostream& stream​::​operator<<(ios_base& (*)(ios_base&)) to permit expressions of the formcout << dec to change the format flags stored incout[.](#footnote-265.sentence-1)
#### [31.5.5.4](#floatfield.manip) floatfield manipulators [[floatfield.manip]](floatfield.manip)
[1](#floatfield.manip-1)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2750)
Each function specified in this subclause
is a designated addressable function ([[namespace.std]](namespace.std "16.4.5.2.1 Namespace std"))[.](#floatfield.manip-1.sentence-1)
[🔗](#lib:fixed)
`ios_base& fixed(ios_base& str);
`
[2](#floatfield.manip-2)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2760)
*Effects*: Callsstr.setf(ios_base​::​fixed, ios_base​::​floatfield)[.](#floatfield.manip-2.sentence-1)
[3](#floatfield.manip-3)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2765)
*Returns*: str[.](#floatfield.manip-3.sentence-1)
[🔗](#lib:scientific)
`ios_base& scientific(ios_base& str);
`
[4](#floatfield.manip-4)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2776)
*Effects*: Callsstr.setf(ios_base​::​scientific, ios_base​::​floatfield)[.](#floatfield.manip-4.sentence-1)
[5](#floatfield.manip-5)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2781)
*Returns*: str[.](#floatfield.manip-5.sentence-1)
[🔗](#lib:hexfloat)
`ios_base& hexfloat(ios_base& str);
`
[6](#floatfield.manip-6)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2792)
*Effects*: Calls str.setf(ios_base​::​fixed | ios_base​::​scientific,
ios_base​::​floatfield)[.](#floatfield.manip-6.sentence-1)
[7](#floatfield.manip-7)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2797)
*Returns*: str[.](#floatfield.manip-7.sentence-1)
[8](#floatfield.manip-8)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2802)
[*Note [1](#floatfield.manip-note-1)*:
ios_base​::​hex cannot be used to specify
a hexadecimal floating-point format,
because it is not part of ios_base​::​floatfield (Table [137](ios.fmtflags#tab:ios.fmtflags.const "Table 137: fmtflags constants"))[.](#floatfield.manip-8.sentence-1)
— *end note*]
[🔗](#lib:defaultfloat)
`ios_base& defaultfloat(ios_base& str);
`
[9](#floatfield.manip-9)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2816)
*Effects*: Calls str.unsetf(ios_base​::​floatfield)[.](#floatfield.manip-9.sentence-1)
[10](#floatfield.manip-10)
[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/iostreams.tex#L2820)
*Returns*: str[.](#floatfield.manip-10.sentence-1)