StringBuilder sbd=new StringBuilder("INSERT INTO "+table+" (");
for(int i=0;i<fields.length-1;i++) {
sbd.append(fields[i]+", ");
}
sbd.append(fields[fields.length-1]+") VALUES (?, ?, ?)");
return sbd.toString();
这里为什么fields.length要减1，在主函数中用这个i < fileds.length都不用减1，但这结果怎么都一样呀
好吧 我晓得了
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StringBuilder sbd=new StringBuilder("INSERT INTO "+table+" (");
for(int i=0;i<fields.length-1;i++) {
sbd.append(fields[i]+", ");
}
sbd.append(fields[fields.length-1]+") VALUES (?, ?, ?)");
return sbd.toString();