nl_tokens: The base implementation of _ . indexOf without fromIndex bounds checks .
pl_tokens: function baseIndexOf ( array , value , fromIndex ) { if ( value !== value ) { return baseFindIndex ( array , baseIsNaN , fromIndex ) ; } var index = fromIndex - 1 , length = <mask> . length ; while ( ++ index < length ) { if ( array [ index ] === value ) { return index ; } } return - 1 ; }