nl_tokens: ES6 21 . 1 . 3 . 17 .
pl_tokens: function StringSplitJS ( separator , limit ) { CHECK_OBJECT_COERCIBLE ( this , "String.prototype.split" ) ; if ( ! IS_NULL_OR_UNDEFINED ( separator ) ) { var splitter = separator [ splitSymbol ] ; if ( ! IS_UNDEFINED ( splitter ) ) { return % _Call ( splitter , separator , this , limit ) ; } } var subject = TO_STRING ( this ) ; limit = ( IS_UNDEFINED ( limit ) ) ? kMaxUint32 : TO_UINT32 ( limit ) ; var length = subject . length ; var separator_string = TO_STRING ( separator ) ; if ( limit === 0 ) return [ ] ; // ECMA-262 says that if separator is undefined, the result should // be an array of size 1 containing the entire string. if ( IS_UNDEFINED ( separator ) ) return [ subject ] ; var separator_length = separator_string . length ; // If the separator string is empty then return the elements in the subject. if ( separator_length === 0 ) return % StringToArray ( subject , limit ) ; return % StringSplit ( <mask> , separator_string , limit ) ; }