:relfileprefix: ../../ [#22113F575E9BDB0057DAAFACE10B65833A335A54] = Class decode_view pass:v,q[A reference to a valid, percent-encoded string] == Synopsis Declared in header `` [source,cpp,subs="verbatim,macros,-callouts"] ---- class decode_view; ---- == Types [,cols=2] |=== |Name |Description |xref:boost/urls/decode_view/const_iterator.adoc[`pass:v[const_iterator]`] | xref:boost/urls/decode_view/iterator.adoc[iterator] |xref:boost/urls/decode_view/const_reference.adoc[`pass:v[const_reference]`] | pass:v,q[The reference type] |xref:boost/urls/decode_view/difference_type.adoc[`pass:v[difference_type]`] | pass:v,q[The signed integer type] |xref:boost/urls/decode_view/iterator.adoc[`pass:v[iterator]`] | |xref:boost/urls/decode_view/reference.adoc[`pass:v[reference]`] | pass:v,q[The reference type] |xref:boost/urls/decode_view/size_type.adoc[`pass:v[size_type]`] | pass:v,q[The unsigned integer type] |xref:boost/urls/decode_view/value_type.adoc[`pass:v[value_type]`] | pass:v,q[The value type] |=== == Member Functions [,cols=2] |=== |Name |Description |xref:boost/urls/decode_view/back.adoc[`pass:v[back]`] | pass:v,q[Return the last character] |xref:boost/urls/decode_view/begin.adoc[`pass:v[begin]`] | pass:v,q[Return an iterator to the beginning] |xref:boost/urls/decode_view/compare.adoc[`pass:v[compare]`] | pass:v,q[Return the result of comparing to another string] |xref:boost/urls/decode_view/2constructor.adoc[`pass:v[decode_view]`] | pass:v,q[Constructor] |xref:boost/urls/decode_view/empty.adoc[`pass:v[empty]`] | pass:v,q[Return true if the string is empty] |xref:boost/urls/decode_view/end.adoc[`pass:v[end]`] | pass:v,q[Return an iterator to the end] |xref:boost/urls/decode_view/ends_with.adoc[`pass:v[ends_with]`] | pass:v,q[Checks if the string ends with the given prefix] |xref:boost/urls/decode_view/find.adoc[`pass:v[find]`] | pass:v,q[Finds the first occurrence of character in this view] |xref:boost/urls/decode_view/front.adoc[`pass:v[front]`] | pass:v,q[Return the first character] |xref:boost/urls/decode_view/options.adoc[`pass:v[options]`] | pass:v,q[Return the decoding options] |xref:boost/urls/decode_view/remove_prefix.adoc[`pass:v[remove_prefix]`] | pass:v,q[Remove the first characters] |xref:boost/urls/decode_view/remove_suffix.adoc[`pass:v[remove_suffix]`] | pass:v,q[Remove the last characters] |xref:boost/urls/decode_view/rfind.adoc[`pass:v[rfind]`] | pass:v,q[Finds the first occurrence of character in this view] |xref:boost/urls/decode_view/size.adoc[`pass:v[size]`] | pass:v,q[Return the number of decoded characters] |xref:boost/urls/decode_view/starts_with.adoc[`pass:v[starts_with]`] | pass:v,q[Checks if the string begins with the given prefix] |=== == Friends [,cols=2] |=== |Name |Description |xref:boost/urls/decode_view/8friend-04.adoc[`pass:v[operator!=]`] | |xref:boost/urls/decode_view/8friend-0e.adoc[`pass:v[operator<]`] | |xref:boost/urls/decode_view/8friend-0a1.adoc[`pass:v[operator<<]`] | |xref:boost/urls/decode_view/8friend-0c.adoc[`pass:v[operator<=]`] | |xref:boost/urls/decode_view/8friend-0aa.adoc[`pass:v[operator==]`] | |xref:boost/urls/decode_view/8friend-07.adoc[`pass:v[operator>]`] | |xref:boost/urls/decode_view/8friend-01.adoc[`pass:v[operator>=]`] | |=== == Description pass:v,q[These views reference strings in parts of URLs] pass:v,q[or other components that are percent-encoded.] pass:v,q[The special characters (those not in the] pass:v,q[allowed character set) are stored as three] pass:v,q[character escapes that consist of a percent] pass:v,q[sign ('%%') followed by a two-digit hexadecimal] pass:v,q[number of the corresponding unescaped character] pass:v,q[code, which may be part of a UTF-8 code point] pass:v,q[depending on the context.] pass:v,q[The view refers to the original character] pass:v,q[buffer and only decodes escaped sequences when] pass:v,q[needed. In particular these operations perform] pass:v,q[percent-decoding automatically without the] pass:v,q[need to allocate memory:] * pass:v,q[Iteration of the string] * pass:v,q[Accessing the encoded character buffer] * pass:v,q[Comparison to encoded or plain strings] pass:v,q[These objects can only be constructed from] pass:v,q[strings that have a valid percent-encoding,] pass:v,q[otherwise construction fails. The caller is] pass:v,q[responsible for ensuring that the lifetime] pass:v,q[of the character buffer from which the view] pass:v,q[is constructed extends unmodified until the] pass:v,q[view is no longer accessed.] === Operators pass:v,q[The following operators are supported between] xref:boost/urls/decode_view/2constructor-07.adoc[decode_view] pass:v,q[and any object that is convertible] pass:v,q[to `core::string_view`] [,cpp] ---- bool operator==( decode_view, decode_view ) noexcept; bool operator!=( decode_view, decode_view ) noexcept; bool operator<=( decode_view, decode_view ) noexcept; bool operator< ( decode_view, decode_view ) noexcept; bool operator> ( decode_view, decode_view ) noexcept; bool operator>=( decode_view, decode_view ) noexcept; ----