var tmpStr = '[ { "Name": "TEST", "deviceId": "", "CartId": "", "timestamp": 1383197265540, "FOOD": [], "City": "LonDON CA" }]';var newStr = tmpStr.substring(1, tmpStr.length-1);请参阅此Codepen示例

var tmpStr = '[ { "Name": "TEST", "deviceId": "", "CartId": "", "timestamp": 1383197265540, "FOOD": [], "City": "LonDON CA" }]';var newStr = tmpStr.substring(1, tmpStr.length-1);请参阅此Codepen示例