Wrappers of STL for convenient functions. More...

#include <list>
#include <map>
#include <set>
#include <vector>
#include <string>
#include <algorithm>
#include <stdlib.h>

Include dependency graph for UStl.h:

Go to the source code of this file.

Functions
template<class V >
void	uAppend (std::list< V > &list, const std::list< V > &newItems)

int	uCompareVersion (const std::string &version, int major, int minor=-1, int patch=-1)

template<class V >
bool	uContains (const std::list< V > &list, const V &value)

template<class K , class V >
bool	uContains (const std::map< K, V > &map, const K &key)

template<class K , class V >
bool	uContains (const std::multimap< K, V > &map, const K &key)

template<class V >
int	uIndexOf (const std::vector< V > &list, const V &value)

template<class K , class V >
void	uInsert (std::map< K, V > &map, const std::map< K, V > &items)

template<class K , class V >
void	uInsert (std::map< K, V > &map, const std::pair< K, V > &pair)

bool	uIsDigit (const char c)

bool	uIsInteger (const std::string &str, bool checkForSign=true)

bool	uIsNumber (const std::string &str)

template<class V >
std::list< V >::const_iterator	uIteratorAt (const std::list< V > &list, const unsigned int &pos)

template<class V >
std::set< V >::const_iterator	uIteratorAt (const std::set< V > &set, const unsigned int &pos)

template<class V >
std::vector< V >::const_iterator	uIteratorAt (const std::vector< V > &v, const unsigned int &pos)

template<class V >
std::list< V >::iterator	uIteratorAt (std::list< V > &list, const unsigned int &pos)

template<class V >
std::set< V >::iterator	uIteratorAt (std::set< V > &set, const unsigned int &pos)

template<class V >
std::vector< V >::iterator	uIteratorAt (std::vector< V > &v, const unsigned int &pos)

std::string	uJoin (const std::list< std::string > &strings, const std::string &separator="")

template<class K , class V >
std::vector< K >	uKeys (const std::map< K, V > &m)

template<class K , class V >
std::vector< K >	uKeys (const std::multimap< K, V > &mm)

template<class K , class V >
std::list< K >	uKeysList (const std::map< K, V > &m)

template<class K , class V >
std::list< K >	uKeysList (const std::multimap< K, V > &mm)

template<class K , class V >
std::set< K >	uKeysSet (const std::map< K, V > &m)

template<class V >
std::vector< V >	uListToVector (const std::list< V > &list)

template<class K , class V >
std::map< K, V >	uMultimapToMap (const std::multimap< K, V > &m)

template<class K , class V >
std::map< K, V >	uMultimapToMapUnique (const std::multimap< K, V > &m)

std::string	uPad (const std::string &title, int padding=20)

std::list< std::string >	uSplit (const std::string &str, char separator=' ')

std::list< std::string >	uSplitNumChar (const std::string &str)

bool	uStrContains (const std::string &string, const std::string &substring)

int	uStrNumCmp (const std::string &a, const std::string &b)

template<class K , class V >
V	uTake (std::map< K, V > &m, const K &key, const V &defaultValue=V())

template<class K , class V >
std::list< K >	uUniqueKeys (const std::multimap< K, V > &mm)

template<class K , class V >
V	uValue (const std::map< K, V > &m, const K &key, const V &defaultValue=V())

template<class V >
const V &	uValueAt (const std::list< V > &list, const unsigned int &pos)

template<class V >
V &	uValueAt (std::list< V > &list, const unsigned int &pos)

template<class K , class V >
std::vector< V >	uValues (const std::map< K, V > &m)

template<class K , class V >
std::vector< V >	uValues (const std::multimap< K, V > &mm)

template<class K , class V >
std::list< V >	uValues (const std::multimap< K, V > &mm, const K &key)

template<class K , class V >
std::list< V >	uValuesList (const std::map< K, V > &m)

template<class K , class V >
std::list< V >	uValuesList (const std::multimap< K, V > &mm)

template<class V >
std::list< V >	uVectorToList (const std::vector< V > &v)

Detailed Description

Wrappers of STL for convenient functions.

All functions you will find here are here for the use of STL in a more convenient way.

Definition in file UStl.h.

Function Documentation

◆ uAppend()

template<class V >

void uAppend	(	std::list< V > &	list,
		const std::list< V > &	newItems
	)

inline

Append a list to another list.

Parameters

list	the list on which the other list will be appended
newItems	the list of items to be appended

Definition at line 524 of file UStl.h.

◆ uCompareVersion()

int uCompareVersion	(	const std::string &	version,
		int	major,
		int	minor = `-1`,
		int	patch = `-1`
	)

inline

Definition at line 790 of file UStl.h.

◆ uContains() [1/3]

template<class V >

bool uContains	(	const std::list< V > &	list,
		const V &	value
	)

inline

Check if the list contains the specified value.

Parameters

list	the list
value	the value

Returns: true if the value is found in the list, otherwise false

Definition at line 407 of file UStl.h.

◆ uContains() [2/3]

template<class K , class V >

bool uContains	(	const std::map< K, V > &	map,
		const K &	key
	)

inline

Check if the map contains the specified key.

Parameters

map	the map
key	the key

Returns: true if the value is found in the map, otherwise false

Definition at line 419 of file UStl.h.

◆ uContains() [3/3]

template<class K , class V >

bool uContains	(	const std::multimap< K, V > &	map,
		const K &	key
	)

inline

Check if the multimap contains the specified key.

Parameters

map	the map
key	the key

Returns: true if the value is found in the map, otherwise false

Definition at line 431 of file UStl.h.

◆ uIndexOf()

template<class V >

int uIndexOf	(	const std::vector< V > &	list,
		const V &	value
	)

inline

Get the index in the list of the specified value. S negative index is returned if the value is not found.

Parameters

list	the list
value	the value

Returns: the index of the value in the list

Definition at line 537 of file UStl.h.

◆ uInsert() [1/2]

template<class K , class V >

void uInsert	(	std::map< K, V > &	map,
		const std::map< K, V > &	items
	)

inline

Insert items in the map. Contrary to the insert in the STL, if the key already exists, the value will be replaced by the new one.

Definition at line 455 of file UStl.h.

◆ uInsert() [2/2]

template<class K , class V >

void uInsert	(	std::map< K, V > &	map,
		const std::pair< K, V > &	pair
	)

inline

Insert an item in the map. Contrary to the insert in the STL, if the key already exists, the value will be replaced by the new one.

Definition at line 441 of file UStl.h.

◆ uIsDigit()

bool uIsDigit ( const char c )

inline

Check if a character is a digit.

Parameters

c	the character

Returns: true if the character is a digit (if c >= '0' && c <= '9')

Definition at line 620 of file UStl.h.

◆ uIsInteger()

bool uIsInteger	(	const std::string &	str,
		bool	checkForSign = `true`
	)

inline

Check if a string is a integer number.

Parameters

str	the string

Returns: true if the string is a integer number

Definition at line 630 of file UStl.h.

◆ uIsNumber()

bool uIsNumber ( const std::string & str )

inline

Check if a string is a number (integer or float).

Parameters

str	the string

Returns: true if the string is a number

Definition at line 645 of file UStl.h.

◆ uIteratorAt() [1/6]

template<class V >

std::list<V>::const_iterator uIteratorAt	(	const std::list< V > &	list,
		const unsigned int &	pos
	)

inline

Get the iterator at a specified position in a std::list. If the position is out of range, the result is the end iterator of the list.

Parameters

list	the list
pos	the index position in the list

Returns: the iterator at the specified index

Definition at line 300 of file UStl.h.

◆ uIteratorAt() [2/6]

template<class V >

std::set<V>::const_iterator uIteratorAt	(	const std::set< V > &	set,
		const unsigned int &	pos
	)

inline

Get the iterator at a specified position in a std::set. If the position is out of range, the result is the end iterator of the set.

Parameters

set	the set
pos	the index position in the set

Returns: the iterator at the specified index

Definition at line 336 of file UStl.h.

◆ uIteratorAt() [3/6]

template<class V >

std::vector<V>::const_iterator uIteratorAt	(	const std::vector< V > &	v,
		const unsigned int &	pos
	)

inline

Get the iterator at a specified position in a std::vector. If the position is out of range, the result is the end iterator of the vector.

Parameters

v	the vector
pos	the index position in the vector

Returns: the iterator at the specified index

Definition at line 367 of file UStl.h.

◆ uIteratorAt() [4/6]

template<class V >

std::list<V>::iterator uIteratorAt	(	std::list< V > &	list,
		const unsigned int &	pos
	)

inline

Get the iterator at a specified position in a std::list. If the position is out of range, the result is the end iterator of the list.

Parameters

list	the list
pos	the index position in the list

Returns: the iterator at the specified index

Definition at line 282 of file UStl.h.

◆ uIteratorAt() [5/6]

template<class V >

std::set<V>::iterator uIteratorAt	(	std::set< V > &	set,
		const unsigned int &	pos
	)

inline

Get the iterator at a specified position in a std::set. If the position is out of range, the result is the end iterator of the set.

Parameters

set	the set
pos	the index position in the set

Returns: the iterator at the specified index

Definition at line 318 of file UStl.h.

◆ uIteratorAt() [6/6]

template<class V >

std::vector<V>::iterator uIteratorAt	(	std::vector< V > &	v,
		const unsigned int &	pos
	)

inline

Get the iterator at a specified position in a std::vector. If the position is out of range, the result is the end iterator of the vector.

Parameters

v	the vector
pos	the index position in the vector

Returns: the iterator at the specified index

Definition at line 354 of file UStl.h.

◆ uJoin()

std::string uJoin	(	const std::list< std::string > &	strings,
		const std::string &	separator = `""`
	)

inline

Join multiple strings into one string with optional separator. Example:

std::list<std::string> v;
v.push_back("Hello");
v.push_back("world!");
       std::string joined = split(v, " ");

The output string is "Hello world!"

Parameters

strings	a list of strings
separator	the separator string

Returns: the joined string

Definition at line 601 of file UStl.h.

◆ uKeys() [1/2]

template<class K , class V >

std::vector<K> uKeys ( const std::map< K, V > & m )

inline

Get all keys from a std::map.

Parameters

m the map

Returns: the vector of keys

Definition at line 152 of file UStl.h.

◆ uKeys() [2/2]

template<class K , class V >

std::vector<K> uKeys ( const std::multimap< K, V > & mm )

inline

Get all keys from a std::multimap.

Parameters

mm	the multimap

Returns: the vector which contains all keys (may contains duplicated keys)

Definition at line 67 of file UStl.h.

◆ uKeysList() [1/2]

template<class K , class V >

std::list<K> uKeysList ( const std::map< K, V > & m )

inline

Get all keys from a std::map.

Parameters

m the map

Returns: the list of keys

Definition at line 170 of file UStl.h.

◆ uKeysList() [2/2]

template<class K , class V >

std::list<K> uKeysList ( const std::multimap< K, V > & mm )

inline

Get all keys from a std::multimap.

Parameters

mm	the multimap

Returns: the list which contains all keys (may contains duplicated keys)

Definition at line 84 of file UStl.h.

◆ uKeysSet()

template<class K , class V >

std::set<K> uKeysSet ( const std::map< K, V > & m )

inline

Get all keys from a std::map.

Parameters

m the map

Returns: the set of keys

Definition at line 186 of file UStl.h.

◆ uListToVector()

template<class V >

std::vector<V> uListToVector ( const std::list< V > & list )

inline

Convert a std::list to a std::vector.

Parameters

list the list

Returns: the vector

Definition at line 473 of file UStl.h.

◆ uMultimapToMap()

template<class K , class V >

std::map<K, V> uMultimapToMap ( const std::multimap< K, V > & m )

inline

Convert a std::multimap to a std::map

See also: uMultimapToMapUnique to keep only unique keys

Definition at line 494 of file UStl.h.

◆ uMultimapToMapUnique()

template<class K , class V >

std::map<K, V> uMultimapToMapUnique ( const std::multimap< K, V > & m )

inline

Convert a std::multimap to a std::map, keeping only unique keys!

Definition at line 503 of file UStl.h.

◆ uPad()

std::string uPad	(	const std::string &	title,
		int	padding = `20`
	)

inline

Definition at line 812 of file UStl.h.

◆ uSplit()

std::list<std::string> uSplit	(	const std::string &	str,
		char	separator = `' '`
	)

inline

Split a string into multiple string around the specified separator. Example:

std::list<std::string> v = split("Hello the world!", ' ');

The list v will contain {"Hello", "the", "world!"}

Parameters

str	the string
separator	the separator character

Returns: the list of strings

Definition at line 564 of file UStl.h.

◆ uSplitNumChar()

std::list<std::string> uSplitNumChar ( const std::string & str )

inline

Split a string into number and character strings. Example:

std::list<std::string> v = uSplit("Hello 03 my 65 world!");

The list v will contain {"Hello ", "03", " my ", "65", " world!"}

Parameters

str	the string

Returns: the list of strings

Definition at line 670 of file UStl.h.

◆ uStrContains()

bool uStrContains	(	const std::string &	string,
		const std::string &	substring
	)

inline

Check if a string contains a specified substring.

Definition at line 785 of file UStl.h.

◆ uStrNumCmp()

int uStrNumCmp	(	const std::string &	a,
		const std::string &	b
	)

inline

Compare two alphanumeric strings. Useful to sort filenames (human-like sorting). Example:

std::string a = "Image9.jpg";
std::string b = "Image10.jpg";
int r = uStrNumCmp(a, b); // r returns -1 (a is smaller than b). In contrast, std::strcmp(a, b) would return 1.

Parameters

a	the first string
b	the second string

Returns: -1 if a<b, 0 if a=b and 1 if a>b

Definition at line 717 of file UStl.h.

◆ uTake()

template<class K , class V >

V uTake	(	std::map< K, V > &	m,
		const K &	key,
		const V &	defaultValue = `V()`
	)

inline

Get the value of a specified key from a std::map. This will remove the value from the map;

Parameters

m	the map
key	the key
defaultValue	the default value used if the key is not found

Returns: the value

Definition at line 258 of file UStl.h.

◆ uUniqueKeys()

template<class K , class V >

std::list<K> uUniqueKeys ( const std::multimap< K, V > & mm )

inline

Get unique keys from a std::multimap.

Parameters

mm	the multimap

Returns: the list which contains unique keys

Definition at line 46 of file UStl.h.

◆ uValue()

template<class K , class V >

V uValue	(	const std::map< K, V > &	m,
		const K &	key,
		const V &	defaultValue = `V()`
	)

inline

Get the value of a specified key from a std::map.

Parameters

m	the map
key	the key
defaultValue	the default value used if the key is not found

Returns: the value

Definition at line 238 of file UStl.h.

◆ uValueAt() [1/2]

template<class V >

const V& uValueAt	(	const std::list< V > &	list,
		const unsigned int &	pos
	)

inline

Get the value at a specified position in a std::list. If the position is out of range, the result is undefined.

Parameters

list	the list
pos	the index position in the list

Returns: the value at the specified index

Definition at line 394 of file UStl.h.

◆ uValueAt() [2/2]

template<class V >

V& uValueAt	(	std::list< V > &	list,
		const unsigned int &	pos
	)

inline

Get the value at a specified position in a std::list. If the position is out of range, the result is undefined.

Parameters

list	the list
pos	the index position in the list

Returns: the value at the specified index

Definition at line 380 of file UStl.h.

◆ uValues() [1/3]

template<class K , class V >

std::vector<V> uValues ( const std::map< K, V > & m )

inline

Get all values from a std::map.

Parameters

m the map

Returns: the vector of values

Definition at line 202 of file UStl.h.

◆ uValues() [2/3]

template<class K , class V >

std::vector<V> uValues ( const std::multimap< K, V > & mm )

inline

Get all values from a std::multimap.

Parameters

mm	the multimap

Returns: the vector which contains all values (contains values from duplicated keys)

Definition at line 100 of file UStl.h.

◆ uValues() [3/3]

template<class K , class V >

std::list<V> uValues	(	const std::multimap< K, V > &	mm,
		const K &	key
	)

inline

Get values for a specified key from a std::multimap.

Parameters

mm	the multimap
key	the key

Returns: the list which contains the values of the key

Definition at line 134 of file UStl.h.

◆ uValuesList() [1/2]

template<class K , class V >

std::list<V> uValuesList ( const std::map< K, V > & m )

inline

Get all values from a std::map.

Parameters

m the map

Returns: the list of values

Definition at line 220 of file UStl.h.

◆ uValuesList() [2/2]

template<class K , class V >

std::list<V> uValuesList ( const std::multimap< K, V > & mm )

inline

Get all values from a std::multimap.

Parameters

mm	the multimap

Returns: the list which contains all values (contains values from duplicated keys)

Definition at line 117 of file UStl.h.

◆ uVectorToList()

template<class V >

std::list<V> uVectorToList ( const std::vector< V > & v )

inline

Convert a std::vector to a std::list.

Parameters

v	the vector

Returns: the list

Definition at line 484 of file UStl.h.

Functions

Detailed Description

Function Documentation

◆ uAppend()

◆ uCompareVersion()

◆ uContains() [1/3]

◆ uContains() [2/3]

◆ uContains() [3/3]

◆ uIndexOf()

◆ uInsert() [1/2]

◆ uInsert() [2/2]

◆ uIsDigit()

◆ uIsInteger()

◆ uIsNumber()

◆ uIteratorAt() [1/6]

◆ uIteratorAt() [2/6]

◆ uIteratorAt() [3/6]

◆ uIteratorAt() [4/6]

◆ uIteratorAt() [5/6]

◆ uIteratorAt() [6/6]

◆ uJoin()

◆ uKeys() [1/2]

◆ uKeys() [2/2]

◆ uKeysList() [1/2]

◆ uKeysList() [2/2]

◆ uKeysSet()

◆ uListToVector()

◆ uMultimapToMap()

◆ uMultimapToMapUnique()

◆ uPad()

◆ uSplit()

◆ uSplitNumChar()

◆ uStrContains()

◆ uStrNumCmp()

◆ uTake()

◆ uUniqueKeys()

◆ uValue()

◆ uValueAt() [1/2]

◆ uValueAt() [2/2]

◆ uValues() [1/3]

◆ uValues() [2/3]

◆ uValues() [3/3]

◆ uValuesList() [1/2]

◆ uValuesList() [2/2]

◆ uVectorToList()