JAVASCRIPT 中如何插入对象

Question

例:
var querystring;
querystring={"CLIENTCD":client,"SERIESE":seriese,"GIRENNO":gire,"PDF_NM":pdfnm};
想在对象querystring中插入一对象"page":page不知道怎样写?
这个在JAVASCRIPT语法中应该查啥?

Answer 1

querystring.page = page;
或者
querystring['page'] = page;