Multi-dimensional Array Search with javascript Regular Expresion

//json_encode($data);

window.datanew = $.parseJSON(data);

var j = 0;

var result =  new Array();

var v_regexp = new RegExp(txtsearch,"gi");

for ( var i = 0; i < PartsData.length; i++ ) {

    if ( v_regexp.test(PartsData[i]['ArrayKey']) ) {

        result[j] = PartsData[i];

        j++;

    }

}