rem: for ( var i = 0, s = ""; i < a.length; i++ ) { s += a[i].toString() + ( i + 1 < a.length ? "," : "" ); } return s; 
add: for ( var i = 0, s = ""; i < a.length; i++ ) { s += a[i].toString() + ( i + 1 < a.length ? "," : "" ); } return s; 
context: function join( a ) {    for ( var i = 0, s = ""; i < a.length; i++ ) {	s += a[i].toString() + ( i + 1 < a.length ? "," : "" );    }    return s;}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9421/e0e327827f663f9352c9533aaa13268e295862ea/object-001.js/clean/js/tests/lc3/ArrayMethods/object-001.js