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Last change
on this file since 1406 was
859,
checked in by landauf, 18 years ago
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more or less a copy of the trunk
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File size:
1.1 KB
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| 1 | #ifndef _Tokenizer_H__ |
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| 2 | #define _Tokenizer_H__ |
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| 3 | |
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| 4 | #include <string> |
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| 5 | #include <iostream> |
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| 6 | #include <vector> |
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| 7 | |
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| 8 | /** |
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| 9 | * String tokenizer |
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| 10 | * |
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| 11 | * Splits a given string into several smaller strings |
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| 12 | * using a delmiter (default is the comma). |
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| 13 | * Returns the result as a vector<string> object |
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| 14 | * |
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| 15 | * @author Nicolas Perrenoud<nicolape@ee.ethz.ch> |
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| 16 | */ |
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| 17 | |
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| 18 | inline std::vector<std::string> tokenize(const std::string& str, const std::string& delimiters = ",") |
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| 19 | { |
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| 20 | std::vector<std::string> tokens; |
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| 21 | |
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| 22 | // Skip delimiters at beginning. |
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| 23 | std::string::size_type lastPos = str.find_first_not_of(delimiters, 0); |
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| 24 | // Find first "non-delimiter". |
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| 25 | std::string::size_type pos = str.find_first_of(delimiters, lastPos); |
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| 26 | |
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| 27 | while (std::string::npos != pos || std::string::npos != lastPos) |
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| 28 | { |
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| 29 | // Found a token, add it to the vector. |
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| 30 | tokens.push_back(str.substr(lastPos, pos - lastPos)); |
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| 31 | // Skip delimiters. Note the "not_of" |
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| 32 | lastPos = str.find_first_not_of(delimiters, pos); |
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| 33 | // Find next "non-delimiter" |
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| 34 | pos = str.find_first_of(delimiters, lastPos); |
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| 35 | } |
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| 36 | return tokens; |
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| 37 | } |
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| 38 | |
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| 39 | |
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| 40 | #endif /* _Tokenizer_H__ */ |
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