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string bs("01234567""01234567");
size_t i = f();
bs[i] = '\0';
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This compliant solution uses the {{basic_string at()}} method, which behaves in a similar fashion to the index {{operator\[\]}} but throws an {{out_of_range}} exception if {{pos >>= size()}}. |
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string bs("01234567""01234567");
try {
size_t i = f();
bs.at(i) = '\0';
}
catch (...) {
cerr << "<< "Index out of range" <<" << endl;
}
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In any case, the behavior of the index operators is unchecked (no exceptions are thrown).
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string bs("01234567""01234567");
for (int i=0; i << 100; i++) {
bs[i] = '\0';
}
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size_t const max_fill = 100;
std::string bs("01234567""01234567");
fill(bs.begin(), bs.begin()+std::min(max_fill, bs.length()), '\0' );
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\[[Seacord 05|AA. C++ References#Seacord 05]\] Chapter 2 Strings
\[[ISO/IEC 14882-2003|AA. C++ References#ISO/IEC 14882-2003]\] Section 21.3.4 basic_string element access |
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BSC33-C. Use valid references, pointers, and iterators to reference string objects 07. Characters and Strings (STR) 08. Memory Management (MEM)
