[#BloombergLP-bdlde-Utf8Util-isValid-02]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlde.adoc[bdlde]::xref:BloombergLP/bdlde/Utf8Util.adoc[Utf8Util]::isValid
:relfileprefix: ../../../
:mrdocs:

`isValid` overloads

== Synopses

Declared in `<bdlde_utf8util.h>`

Return whether `string` contains valid UTF‐8.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
bool
xref:BloombergLP/bdlde/Utf8Util/isValid-00.adoc[isValid](std::string_view const& string);
----

[.small]#xref:BloombergLP/bdlde/Utf8Util/isValid-00.adoc[_» more..._]#

Return whether `string` contains valid UTF‐8.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
bool
xref:BloombergLP/bdlde/Utf8Util/isValid-05.adoc[isValid](char const* string);
----

[.small]#xref:BloombergLP/bdlde/Utf8Util/isValid-05.adoc[_» more..._]#

Return whether a bounded `string` contains valid UTF‐8.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
bool
xref:BloombergLP/bdlde/Utf8Util/isValid-0d.adoc[isValid](
    char const* string,
    xref:BloombergLP/bdlde/Utf8Util/size_type.adoc[size_type] length);
----

[.small]#xref:BloombergLP/bdlde/Utf8Util/isValid-0d.adoc[_» more..._]#

Return whether `string` contains only valid UTF‐8 characters.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
bool
xref:BloombergLP/bdlde/Utf8Util/isValid-04.adoc[isValid](
    char const** invalidString,
    std::string_view const& string);
----

[.small]#xref:BloombergLP/bdlde/Utf8Util/isValid-04.adoc[_» more..._]#

Return whether `string` contains valid UTF‐8.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
bool
xref:BloombergLP/bdlde/Utf8Util/isValid-0c.adoc[isValid](
    char const** invalidString,
    char const* string);
----

[.small]#xref:BloombergLP/bdlde/Utf8Util/isValid-0c.adoc[_» more..._]#

Return whether a bounded `string` contains valid UTF‐8.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
bool
xref:BloombergLP/bdlde/Utf8Util/isValid-09.adoc[isValid](
    char const** invalidString,
    char const* string,
    xref:BloombergLP/bdlde/Utf8Util/size_type.adoc[size_type] length);
----

[.small]#xref:BloombergLP/bdlde/Utf8Util/isValid-09.adoc[_» more..._]#

== Return Value

`true` if `string` is valid UTF‐8, and `false` otherwise

== Parameters

[cols="1,4"]
|===
| Name| Description
| *string*
| UTF‐8 string view to validate
| *length*
| length of `string` in bytes
| *invalidString*
| if non‐null, set to after the last valid code point
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#