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string_utils.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file string_utils.h
10 * @author drose
11 * @date 1999-01-18
12 */
13
14#ifndef STRING_UTILS_H
15#define STRING_UTILS_H
16
17#include "dtoolbase.h"
18
19#include <string>
20#include "vector_string.h"
21#include "pdtoa.h"
22
23// Case-insensitive string comparison, from Stroustrup's C++ third edition.
24// Works like strcmp().
25EXPCL_DTOOL_DTOOLUTIL int cmp_nocase(const std::string &s, const std::string &s2);
26
27// Similar, except it also accepts hyphen and underscore as equivalent.
28EXPCL_DTOOL_DTOOLUTIL int cmp_nocase_uh(const std::string &s, const std::string &s2);
29
30// Returns the string converted to lowercase.
31EXPCL_DTOOL_DTOOLUTIL std::string downcase(const std::string &s);
32
33// Returns the string converted to uppercase.
34EXPCL_DTOOL_DTOOLUTIL std::string upcase(const std::string &s);
35
36// Separates the string into words according to whitespace.
37EXPCL_DTOOL_DTOOLUTIL int extract_words(const std::string &str, vector_string &words);
38EXPCL_DTOOL_DTOOLUTIL int extract_words(const std::wstring &str, pvector<std::wstring> &words);
39
40// Separates the string into words according to the indicated delimiters.
41EXPCL_DTOOL_DTOOLUTIL void tokenize(const std::string &str, vector_string &words,
42 const std::string &delimiters,
43 bool discard_repeated_delimiters = false);
44EXPCL_DTOOL_DTOOLUTIL void tokenize(const std::wstring &str, pvector<std::wstring> &words,
45 const std::wstring &delimiters,
46 bool discard_repeated_delimiters = false);
47
48// Trims leading andor trailing whitespace from the string.
49EXPCL_DTOOL_DTOOLUTIL std::string trim_left(const std::string &str);
50EXPCL_DTOOL_DTOOLUTIL std::wstring trim_left(const std::wstring &str);
51EXPCL_DTOOL_DTOOLUTIL std::string trim_right(const std::string &str);
52EXPCL_DTOOL_DTOOLUTIL std::wstring trim_right(const std::wstring &str);
53EXPCL_DTOOL_DTOOLUTIL std::string trim(const std::string &str);
54EXPCL_DTOOL_DTOOLUTIL std::wstring trim(const std::wstring &str);
55
56// Functions to parse numeric values out of a string.
57EXPCL_DTOOL_DTOOLUTIL int string_to_int(const std::string &str, std::string &tail);
58EXPCL_DTOOL_DTOOLUTIL bool string_to_int(const std::string &str, int &result);
59EXPCL_DTOOL_DTOOLUTIL double string_to_double(const std::string &str, std::string &tail);
60EXPCL_DTOOL_DTOOLUTIL bool string_to_double(const std::string &str, double &result);
61EXPCL_DTOOL_DTOOLUTIL bool string_to_float(const std::string &str, float &result);
62EXPCL_DTOOL_DTOOLUTIL bool string_to_stdfloat(const std::string &str, PN_stdfloat &result);
63
64// Convenience function to make a string from anything that has an ostream
65// operator.
66 template<class Thing>
67INLINE std::string format_string(const Thing &thing);
68
69// Fast specializations for some primitive types.
70INLINE std::string format_string(const std::string &value);
71INLINE std::string format_string(bool value);
72INLINE std::string format_string(float value);
73INLINE std::string format_string(double value);
74INLINE std::string format_string(unsigned int value);
75INLINE std::string format_string(int value);
76INLINE std::string format_string(int64_t value);
77
78#include "string_utils.I"
79
80#endif
dtoolbase.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
string_utils.I
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
string_to_int
EXPCL_DTOOL_DTOOLUTIL int string_to_int(const std::string &str, std::string &tail)
A string-interface wrapper around the C library strtol().
Definition string_utils.cxx:324
trim
EXPCL_DTOOL_DTOOLUTIL std::string trim(const std::string &str)
Returns a new string representing the contents of the given string with both leading and trailing whi...
Definition string_utils.cxx:281
downcase
EXPCL_DTOOL_DTOOLUTIL std::string downcase(const std::string &s)
Returns the input string with all uppercase letters converted to lowercase.
Definition string_utils.cxx:71
trim_right
EXPCL_DTOOL_DTOOLUTIL std::string trim_right(const std::string &str)
Returns a new string representing the contents of the given string with the trailing whitespace remov...
Definition string_utils.cxx:251
upcase
EXPCL_DTOOL_DTOOLUTIL std::string upcase(const std::string &s)
Returns the input string with all lowercase letters converted to uppercase.
Definition string_utils.cxx:85
tokenize
EXPCL_DTOOL_DTOOLUTIL void tokenize(const std::string &str, vector_string &words, const std::string &delimiters, bool discard_repeated_delimiters=false)
Chops the source string up into pieces delimited by any of the characters specified in delimiters.
Definition string_utils.cxx:170
string_to_double
EXPCL_DTOOL_DTOOLUTIL double string_to_double(const std::string &str, std::string &tail)
A string-interface wrapper around the C library strtol().
Definition string_utils.cxx:354
trim_left
EXPCL_DTOOL_DTOOLUTIL std::string trim_left(const std::string &str)
Returns a new string representing the contents of the given string with the leading whitespace remove...
Definition string_utils.cxx:223
extract_words
EXPCL_DTOOL_DTOOLUTIL int extract_words(const std::string &str, vector_string &words)
Divides the string into a number of words according to whitespace.
Definition string_utils.cxx:105
vector_string.h
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.