Set the character at the specified offset to the specified character.

Parameters:

	offset	A valid offset into the text of the character to set
	ch	The new character

Returns:

A reference to this ICU 2.0

Definition at line 1185 of file unistr.cpp.

References length().

Referenced by TransliteratorTest::TestGurmukhiDevanagari(), RBBITest::TestJapaneseLineBreak(), CollationAPITest::TestMaxExpansion(), UnicodeStringTest::TestMiscellaneous(), and UnicodeStringTest::TestRemoveReplace().

{
  int32_t len = length();
  if(cloneArrayIfNeeded() && len > 0) {
    if(offset < 0) {
      offset = 0;
    } else if(offset >= len) {
      offset = len - 1;
    }

    getArrayStart()[offset] = c;
  }
  return *this;
}