https://github.com/Tencent/APIJSON/blob/297c251f36bfacac4fb896f002f2c6a90c4cddf0/APIJSONORM/src/main/java/apijson/StringUtil.java#L121-L132 https://github.com/Tencent/APIJSON/blob/297c251f36bfacac4fb896f002f2c6a90c4cddf0/APIJSONORM/src/main/java/apijson/StringUtil.java#L543-L554 https://github.com/Tencent/APIJSON/blob/297c251f36bfacac4fb896f002f2c6a90c4cddf0/APIJSONORM/src/main/java/apijson/StringUtil.java#L646-L653 建议在循环中使用StringBuilder拼接字符串
https://github.com/Tencent/APIJSON/blob/297c251f36bfacac4fb896f002f2c6a90c4cddf0/APIJSONORM/src/main/java/apijson/StringUtil.java#L121-L132
https://github.com/Tencent/APIJSON/blob/297c251f36bfacac4fb896f002f2c6a90c4cddf0/APIJSONORM/src/main/java/apijson/StringUtil.java#L543-L554
https://github.com/Tencent/APIJSON/blob/297c251f36bfacac4fb896f002f2c6a90c4cddf0/APIJSONORM/src/main/java/apijson/StringUtil.java#L646-L653
建议在循环中使用StringBuilder拼接字符串