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var arr = ${json};
var newarr = [];
for (var i = 0, len = arr.length; i < len; i++) {
if (newarr.indexOf(arr[i].name)==-1)
newarr.push(arr[i].name);
var arr = ${json};
var newarr = [];
for (var i = 0, len = arr.length; i < len; i++) {
newarr[i] = arr[i].name;