能把同“姓”的放在一起吗 about bmchinesesort HOT 4 CLOSED

    for (NSString* word in wordArr) {
        //如果word是小写 为汉字转的拼音 提取首字符 否则 保留全部
        if (word.length == 0) {

        } else {
            
            NSInteger c_index = [wordArr indexOfObject:word];
            NSString* c;
            if (c_index == 0) {
                c = word;
            } else {
                if (word.length > 1) {
                    c = [word substringToIndex:0];
                } else {
                    c = @"a";
                }
            }

    for (NSString* word in wordArr) {
        //如果word是小写 为汉字转的拼音 提取首字符 否则 保留全部
        if (word.length == 0) {

        } else {
            
            NSInteger c_index = [wordArr indexOfObject:word];
            NSString* c;
            if (c_index == 0) {
                c = word;
            } else {
                if (word.length > 1) {
                    c = [word substringToIndex:0];
                } else {
                    c = @"a";
                }
            }