nl_tokens: return object { is → boolen count → number } - check object has defined in array
pl_tokens: function ( v , search , val ) { var defined = <mask> . create ( null ) defined . is = false defined . count = 0 var length = v . length var i for ( i = 0 ; i < length ; i ++ ) { if ( isDefine ( v [ i ] [ search ] ) ) { if ( isDefine ( val ) && v [ i ] [ search ] === val ) { defined . is = true defined . count += 1 } } } return defined }