| Technical Specification | ||||
| Filesystem library(filesystem TS) | ||||
| Library fundamentals(library fundamentals TS) | ||||
| Library fundamentals 2(library fundamentals TS v2) | ||||
| Library fundamentals 3(library fundamentals TS v3) | ||||
| Extensions for parallelism(parallelism TS) | ||||
| Extensions for parallelism 2(parallelism TS v2) | ||||
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| Extensions for concurrency 2(concurrency TS v2) | ||||
| Concepts(concepts TS) | ||||
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| Mathematical special functions(special functions TR) | ||||
| Experimental Non-TS | ||||
| Pattern Matching | ||||
| Linear Algebra | ||||
| std::execution | ||||
| Contracts | ||||
| 2D Graphics |
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constexprbool empty()constnoexcept; | (library fundamentals TS) | |
Checks if the view has no characters, i.e. whethersize() == 0.
Contents |
(none)
true if the view is empty,false otherwise
Constant.
| returns the number of characters (public member function)[edit] | |
| returns the maximum number of characters (public member function)[edit] |
