Return whether string contains only valid UTF-8 characters.
Declared in <bdlde_utf8util.h>
static
bool
isValid(
char const** invalidString,
std::string_view const& string);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.
true if string is valid UTF-8, and false otherwise
| Name | Description |
|---|---|
| invalidString | if non-null, set to after the last valid code point |
| string | UTF-8 string view to validate |