Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

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Quick Reference

Algorithms
Finders and Formatters
Iterators
Classification

Algorithms

Table 21.1. Case Conversion

Algorithm name Description Functions
to_upper Convert a string to upper case to_upper_copy()
to_upper()
to_lower Convert a string to lower case to_lower_copy()
to_lower()

Table 21.2. Trimming

Algorithm name Description Functions
trim_left Remove leading spaces from a string trim_left_copy_if()
trim_left_if()
trim_left_copy()
trim_left()
trim_right Remove trailing spaces from a string trim_right_copy_if()
trim_right_if()
trim_right_copy()
trim_right()
trim Remove leading and trailing spaces from a string trim_copy_if()
trim_if()
trim_copy()
trim()

Table 21.3. Predicates

Algorithm name Description Functions
starts_with Check if a string is a prefix of the other one starts_with()
istarts_with()
ends_with Check if a string is a suffix of the other one ends_with()
iends_with()
contains Check if a string is contained of the other one contains()
icontains()
equals Check if two strings are equal equals()
iequals()
lexicographical_compare Check if a string is lexicographically less then another one lexicographical_compare()
ilexicographical_compare()
all Check if all elements of a string satisfy the given predicate all()

Table 21.4. Find algorithms

Algorithm name Description Functions
find_first Find the first occurrence of a string in the input find_first()
ifind_first()
find_last Find the last occurrence of a string in the input find_last()
ifind_last()
find_nth Find the nth (zero-indexed) occurrence of a string in the input find_nth()
ifind_nth()
find_head Retrieve the head of a string find_head()
find_tail Retrieve the tail of a string find_tail()
find_token Find first matching token in the string find_token()
find_regex Use the regular expression to search the string find_regex()
find Generic find algorithm find()

Table 21.5. Erase/Replace

Algorithm name Description Functions
replace/erase_first Replace/Erase the first occurrence of a string in the input replace_first()
replace_first_copy()
ireplace_first()
ireplace_first_copy()
erase_first()
erase_first_copy()
ierase_first()
ierase_first_copy()
replace/erase_last Replace/Erase the last occurrence of a string in the input replace_last()
replace_last_copy()
ireplace_last()
ireplace_last_copy()
erase_last()
erase_last_copy()
ierase_last()
ierase_last_copy()
replace/erase_nth Replace/Erase the nth (zero-indexed) occurrence of a string in the input replace_nth()
replace_nth_copy()
ireplace_nth()
ireplace_nth_copy()
erase_nth()
erase_nth_copy()
ierase_nth()
ierase_nth_copy()
replace/erase_all Replace/Erase the all occurrences of a string in the input replace_all()
replace_all_copy()
ireplace_all()
ireplace_all_copy()
erase_all()
erase_all_copy()
ierase_all()
ierase_all_copy()
replace/erase_head Replace/Erase the head of the input replace_head()
replace_head_copy()
erase_head()
erase_head_copy()
replace/erase_tail Replace/Erase the tail of the input replace_tail()
replace_tail_copy()
erase_tail()
erase_tail_copy()
replace/erase_regex Replace/Erase a substring matching the given regular expression replace_regex()
replace_regex_copy()
erase_regex()
erase_regex_copy()
replace/erase_regex_all Replace/Erase all substrings matching the given regular expression replace_all_regex()
replace_all_regex_copy()
erase_all_regex()
erase_all_regex_copy()
find_format Generic replace algorithm find_format()
find_format_copy()
find_format_all()
find_format_all_copy()()

Table 21.6. Split

Algorithm name Description Functions
find_all Find/Extract all matching substrings in the input find_all()
ifind_all()
find_all_regex()
split Split input into parts split()
split_regex()
iter_find Iteratively apply the finder to the input to find all matching substrings iter_find()
iter_split Use the finder to find matching substrings in the input and use them as separators to split the input into parts iter_split()

Table 21.7. Join

Algorithm name Description Functions
join Join all elements in a container into a single string join
join_if Join all elements in a container that satisfies the condition into a single string join_if()

Finders and Formatters

Table 21.8. Finders

Finder Description Generators
first_finder Search for the first match of the string in an input first_finder()
last_finder Search for the last match of the string in an input last_finder()
nth_finder Search for the nth (zero-indexed) match of the string in an input nth_finder()
head_finder Retrieve the head of an input head_finder()
tail_finder Retrieve the tail of an input tail_finder()
token_finder Search for a matching token in an input token_finder()
range_finder Do no search, always returns the given range range_finder()
regex_finder Search for a substring matching the given regex regex_finder()

Table 21.9. Formatters

Formatter Description Generators
const_formatter Constant formatter. Always return the specified string const_formatter()
identity_formatter Identity formatter. Return unmodified input input identity_formatter()
empty_formatter Null formatter. Always return an empty string empty_formatter()
regex_formatter Regex formatter. Format regex match using the specification in the format string regex_formatter()

Iterators

Table 21.10. Find Iterators

Iterator name Description Iterator class
find_iterator Iterates through matching substrings in the input find_iterator
split_iterator Iterates through gaps between matching substrings in the input split_iterator

Classification

Table 21.11. Predicates

Predicate name Description Generator
is_classified Generic ctype mask based classification is_classified()
is_space Recognize spaces is_space()
is_alnum Recognize alphanumeric characters is_alnum()
is_alpha Recognize letters is_alpha()
is_cntrl Recognize control characters is_cntrl()
is_digit Recognize decimal digits is_digit()
is_graph Recognize graphical characters is_graph()
is_lower Recognize lower case characters is_lower()
is_print Recognize printable characters is_print()
is_punct Recognize punctuation characters is_punct()
is_upper Recognize uppercase characters is_upper()
is_xdigit Recognize hexadecimal digits is_xdigit()

Last revised: February 27, 2008 at 20:00:24 +0000


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