I have a stringified array:
我有一个字符串化的数组:
JSON.stringify(arr) = [{"x":9.308,"y":6.576,"color":"yellow","restitution":0.2,"type":"static","radius":1,"shape":"square","width":0.25,"height":0.25},{"x":9.42,"y":7.488,"color":"yellow","restitution":0.2,"type":"static","radius":1,"shape":"square","width":0.25,"height":0.25}]
JS
