var itema = "{\"pictures\":" +{ name: 'Pictures', type: 'folder', 'icon-class': 'red' }+ "}";
itema['pictures']['additionalParameters'] = {
'children': [
{ name: '<i class="icon-music blue"></i> song1.ogg', type: 'item' },
{ name: '<i class="icon-music blue"></i> song2.ogg', type: 'item' },
{ name: '<i class="icon-music blue"></i> song3.ogg', type: 'item' },
{ name: '<i class="icon-music blue"></i> song4.ogg', type: 'item' },
{ name: '<i class="icon-music blue"></i> song5.ogg', type: 'item' }
]
}
这里的pictures和下面的name值我想通过变量赋值该怎么办