BloombergLP::bdlde::Utf8Util::isValid

Return whether string contains only valid UTF‐8 characters.

Synopsis

Declared in <bdlde_utf8util.h>

static
bool
isValid(
    char const** invalidString,
    std::string_view const& string);

Description

Return true if the specified string contains only valid UTF‐8 characters, and false otherwise. If string contains invalid UTF‐8, load into the specified invalidString the address of the byte after the last valid code point traversed; invalidString is unaffected if string contains only valid UTF‐8. string need not be null‐terminated and can contain embedded null bytes.

Return Value

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

Parameters

Name

Description

invalidString

if non‐null, set to after the last valid code point

string

UTF‐8 string view to validate

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