解析出來的字符串開頭是 null 導致后面步驟出錯，請問是什么原因呢？
如題。
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2015-08-06
//替換掉前面的null ????????????????if(jsonString.startsWith("null")){ ????????????????????jsonString?=?jsonString.substring(4); ????????????????????Log.d("zzz",?jsonString); ????????????????}我這樣處理了一下，好像可以了，希望可以幫到遇到同樣同樣問題的同學。