appendtrailingcharifabsentasciiCHAR_LENGTHconcatconcat_wsends_withfindinsetgetjsondoublegetjsonintgetjsonstringgroup_concatinstrlcaseleftlengthlocatelowerlpadltrimmoney_formatnulloremptyregexp_extractregexp_replacerepeatrightsplit_partstarts_withstrleftstrright