converts all lowercase letters in an expression to uppercase . talendtypes string category stringhandling param string `` hello '' string : string example upcase `` hello '' # hello concode_field_sep PlaceHolder placeHolder concode_field_sep String LEFT concode_elem_sep String TRIM concode_elem_sep boolean IS_ALPHA concode_elem_sep boolean ALPHA concode_elem_sep String FTRIM concode_elem_sep String BTRIM concode_elem_sep String DOWNCASE concode_elem_sep String SPACE concode_elem_sep String STR concode_elem_sep int LEN concode_elem_sep String EREPLACE concode_elem_sep String SQUOTE concode_elem_sep String RIGHT concode_elem_sep String CHANGE concode_elem_sep int COUNT concode_elem_sep int INDEX concode_elem_sep String DQUOTE
String function ( String arg0 ) { return arg0 == null ? null : arg0 . toUpperCase ( ) ; }