:relfileprefix: ../../../ [#6359E4103B8AAF5508C81F586B66D7BC7615C086] = Class string_view_base pass:v,q[Common functionality for string views] == Synopsis Declared in header `` [source,cpp,subs="verbatim,macros,-callouts"] ---- class string_view_base; ---- == Types [,cols=2] |=== |Name |Description |xref:boost/urls/grammar/string_view_base/const_iterator.adoc[`pass:v[const_iterator]`] | pass:v,q[The const iterator type] |xref:boost/urls/grammar/string_view_base/const_pointer.adoc[`pass:v[const_pointer]`] | pass:v,q[The const pointer type] |xref:boost/urls/grammar/string_view_base/const_reference.adoc[`pass:v[const_reference]`] | pass:v,q[The const reference type] |xref:boost/urls/grammar/string_view_base/const_reverse_iterator.adoc[`pass:v[const_reverse_iterator]`] | pass:v,q[The const reverse iterator type] |xref:boost/urls/grammar/string_view_base/difference_type.adoc[`pass:v[difference_type]`] | pass:v,q[The difference type] |xref:boost/urls/grammar/string_view_base/iterator.adoc[`pass:v[iterator]`] | pass:v,q[The iterator type] |xref:boost/urls/grammar/string_view_base/pointer.adoc[`pass:v[pointer]`] | pass:v,q[The pointer type] |xref:boost/urls/grammar/string_view_base/reference.adoc[`pass:v[reference]`] | pass:v,q[The reference type] |xref:boost/urls/grammar/string_view_base/reverse_iterator.adoc[`pass:v[reverse_iterator]`] | pass:v,q[The reverse iterator type] |xref:boost/urls/grammar/string_view_base/size_type.adoc[`pass:v[size_type]`] | pass:v,q[The size type] |xref:boost/urls/grammar/string_view_base/traits_type.adoc[`pass:v[traits_type]`] | pass:v,q[The character traits] |xref:boost/urls/grammar/string_view_base/value_type.adoc[`pass:v[value_type]`] | pass:v,q[The value type] |=== == Member Functions [,cols=2] |=== |Name |Description |xref:boost/urls/grammar/string_view_base/at.adoc[`pass:v[at]`] | pass:v,q[Access a character] |xref:boost/urls/grammar/string_view_base/back.adoc[`pass:v[back]`] | pass:v,q[Return the last character] |xref:boost/urls/grammar/string_view_base/begin.adoc[`pass:v[begin]`] | pass:v,q[Return an iterator to the beginning] |xref:boost/urls/grammar/string_view_base/cbegin.adoc[`pass:v[cbegin]`] | pass:v,q[Return an iterator to the beginning] |xref:boost/urls/grammar/string_view_base/cend.adoc[`pass:v[cend]`] | pass:v,q[Return an iterator to the end] |xref:boost/urls/grammar/string_view_base/compare.adoc[`pass:v[compare]`] | pass:v,q[Return the result of comparing to another string] |xref:boost/urls/grammar/string_view_base/contains.adoc[`pass:v[contains]`] | pass:v,q[Return true if matching characters are found] |xref:boost/urls/grammar/string_view_base/copy.adoc[`pass:v[copy]`] | pass:v,q[Copy the characters to another buffer] |xref:boost/urls/grammar/string_view_base/crbegin.adoc[`pass:v[crbegin]`] | |xref:boost/urls/grammar/string_view_base/crend.adoc[`pass:v[crend]`] | |xref:boost/urls/grammar/string_view_base/data.adoc[`pass:v[data]`] | pass:v,q[Return a pointer to the character buffer] |xref:boost/urls/grammar/string_view_base/empty.adoc[`pass:v[empty]`] | pass:v,q[Return true if the string is empty] |xref:boost/urls/grammar/string_view_base/end.adoc[`pass:v[end]`] | pass:v,q[Return an iterator to the end] |xref:boost/urls/grammar/string_view_base/ends_with.adoc[`pass:v[ends_with]`] | pass:v,q[Return true if a matching suffix exists] |xref:boost/urls/grammar/string_view_base/find.adoc[`pass:v[find]`] | pass:v,q[Return the position of matching characters] |xref:boost/urls/grammar/string_view_base/find_first_not_of.adoc[`pass:v[find_first_not_of]`] | pass:v,q[Return the position of the first non-match] |xref:boost/urls/grammar/string_view_base/find_first_of.adoc[`pass:v[find_first_of]`] | pass:v,q[Return the position of the first match] |xref:boost/urls/grammar/string_view_base/find_last_not_of.adoc[`pass:v[find_last_not_of]`] | pass:v,q[Return the position of the last non-match] |xref:boost/urls/grammar/string_view_base/find_last_of.adoc[`pass:v[find_last_of]`] | pass:v,q[Return the position of the last match] |xref:boost/urls/grammar/string_view_base/front.adoc[`pass:v[front]`] | pass:v,q[Return the first character] |xref:boost/urls/grammar/string_view_base/length.adoc[`pass:v[length]`] | pass:v,q[Return the size] |xref:boost/urls/grammar/string_view_base/max_size.adoc[`pass:v[max_size]`] | pass:v,q[Return the maximum allowed size] |xref:boost/urls/grammar/string_view_base/2conversion-06.adoc[`pass:v[operator string]`] | pass:v,q[Conversion] |xref:boost/urls/grammar/string_view_base/2conversion-0e.adoc[`pass:v[operator string_view]`] | pass:v,q[Conversion] |xref:boost/urls/grammar/string_view_base/operator_subs.adoc[`pass:v[operator[]]`] | pass:v,q[Access a character] |xref:boost/urls/grammar/string_view_base/rbegin.adoc[`pass:v[rbegin]`] | |xref:boost/urls/grammar/string_view_base/rend.adoc[`pass:v[rend]`] | |xref:boost/urls/grammar/string_view_base/rfind.adoc[`pass:v[rfind]`] | pass:v,q[Return the position of matching characters] |xref:boost/urls/grammar/string_view_base/size.adoc[`pass:v[size]`] | pass:v,q[Return the size] |xref:boost/urls/grammar/string_view_base/starts_with.adoc[`pass:v[starts_with]`] | pass:v,q[Return true if a matching prefix exists] |xref:boost/urls/grammar/string_view_base/substr.adoc[`pass:v[substr]`] | pass:v,q[Return a view to part of the string] |=== == Static Data Members [,cols=2] |=== |Name |Description |xref:boost/urls/grammar/string_view_base/npos.adoc[`pass:v[npos]`] | pass:v,q[A constant used to represent "no position"] |=== == Friends [,cols=2] |=== |Name |Description |xref:boost/urls/grammar/string_view_base/8friend-09d.adoc[`pass:v[hash_value]`] | pass:v,q[Return the hash of this value] |xref:boost/urls/grammar/string_view_base/8friend-017.adoc[`pass:v[operator!=]`] | |xref:boost/urls/grammar/string_view_base/8friend-010.adoc[`pass:v[operator<]`] | |xref:boost/urls/grammar/string_view_base/8friend-00.adoc[`pass:v[operator<<]`] | |xref:boost/urls/grammar/string_view_base/8friend-0c.adoc[`pass:v[operator<=]`] | |xref:boost/urls/grammar/string_view_base/8friend-095.adoc[`pass:v[operator==]`] | |xref:boost/urls/grammar/string_view_base/8friend-0d.adoc[`pass:v[operator>]`] | |xref:boost/urls/grammar/string_view_base/8friend-02.adoc[`pass:v[operator>=]`] | |=== == Description pass:v,q[This base class is used to provide common] pass:v,q[member functions for reference types that] pass:v,q[behave like string views. This cannot be] pass:v,q[instantiated directly; Instead, derive] pass:v,q[from the type and provide constructors] pass:v,q[which offer any desired preconditions] pass:v,q[and invariants.]