nl_tokens: Finds the index of the first matching object in this collection by a specific property / value .
pl_tokens: function ( property , value , start , anyMatch , caseSensitive ) { if ( Ext . isEmpty ( value , false ) ) { return - 1 ; } value = this . createValueMatcher ( value , anyMatch , caseSensitive ) ; return this . findIndexBy ( function ( o ) { return o && <mask> . test ( o [ property ] ) ; } , null , start ) ; }