(PHP 5, PHP 7, PHP 8)
DOMCharacterData::insertData — Insert a string at the specified UTF-8 codepoint offset
Insers string
data
at position
offset
.
offset
The character offset at which to insert.
data
The string to insert.
DOM_INDEX_SICE_ERR
Raised if
offset
is negative or greater than the
number of UTF-8 codepoins in data.