Juger avant JSON value_json

复制代码 代码如下 :

public static void main (String [] args) lève une exception {
     String jsonStr1="{"access_token":"OezXcEiiBSKSxW0eoylIeIVb08lFhyeFsq6cUJJNo8XYLoJjqYARJOZUrnqhfvnyMKOSjz5SHPHGUmt6f09_762MWQ0HLnZtffDPyD2A6TgCqWlZAEsHLhIaaQVYx1lywxOWQTrr 7rX13i_w1INGnw","expires_in":7200,"openid":"owYTUs68SXYX83wBvm_uN4Ya****","scope":"snsapi_base"}";   
    String jsonStr2="{"access_token":OezXcEiiBSKSxW0eoylIeIVb08lFhyeFsq6cUJJNo8XYLoJjqYARJOZUrnqhfvnyMKOSjz5SHPHGUmt6f09_762MWQ0HLnZtffDPyD2A6TgCqWlZAEsHLhIaaQVYx1lywxOWQTr r7rX13i_w1INGnw","expires_in":7200,"refresh_token":"OezXcEiiBSKSxW0eoylIeIVb08lFhyeFsq6cUJJNo8XYLoJjqYARJOZUrnqhfvnyuq9ojibRxolf9ElS7PSM0Kz1OTNlJ8ZKJl2BfbPi0LA-nQ9uNV UE8ujLFsdCeP79_L9FmIYcmHLXWXnl-fUsVg","openid":"owYTUs68SXYX83wBvm_uN4Y****","scope":"snsapi_base" }";   
    JSONObject json1=JSONObject.fromObject(jsonStr1);
    JSONObject json2=JSONObject.fromObject(jsonStr2);
    Chaîne rafraîchir_token_1=null;
    Chaîne rafraîchir_token_2=null;
    if(json1.containsKey("refresh_token")){
        rafraîchir_token_1=json1.getString("refresh_token");
    >
    if(json2.containsKey("refresh_token")){
        rafraîchir_token_2=json2.getString("refresh_token");
    >
   
    System.out.println(refresh_token_1);
    System.out.println(refresh_token_2);
>

运行结果 :

复制代码 代码如下 :

nul
OezXcEiiBSKSxW0eoylIeIVb08lFhyeFsq6cUJJNo8XYLoJjqYARJOZUrnqhfvnyuq9ojibRxolf9ElS7PSM0Kz1OTNlJ8ZKJl2BfbPi0LA-nQ9uNVUE8ujLFsdCeP79_L9FmIYcmHLXWXnl-fUsVg