65 lines
1.2 KiB
C++
65 lines
1.2 KiB
C++
#pragma once
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#include <algorithm>
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#include <cctype>
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#include <string>
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class StringUtil
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{
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public:
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// trim from start (in place)
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static inline
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void ltrim(std::string* s) {
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s->erase(s->begin(), std::find_if(s->begin(), s->end(), [](int ch) {
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return !std::isspace(ch);
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}));
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}
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// trim from end (in place)
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static inline
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void rtrim(std::string* s) {
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s->erase(std::find_if(s->rbegin(), s->rend(), [](int ch) {
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return !std::isspace(ch);
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}).base(), s->end());
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}
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// trim from both ends (in place)
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static inline
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void trim(std::string* s) {
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ltrim(s);
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rtrim(s);
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}
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// trim from start (copying)
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static inline
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std::string ltrim(std::string s) {
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ltrim(&s);
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return std::move(s);
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}
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// trim from end (copying)
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static inline
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std::string rtrim(std::string s) {
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rtrim(&s);
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return std::move(s);
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}
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// trim from both ends (copying)
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static inline
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std::string trim(std::string s) {
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trim(&s);
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return std::move(s);
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}
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};
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extern
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int vasprintf(char** strp, const char* fmt, va_list ap);
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extern
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int asprintf(char** strp, const char* fmt, ...);
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