瑕佺紪鍐欎竴涓皟鑺傚櫒錛岄渶瑕佷粠template_modifiers::TemplateModifier媧劇敓涓涓被錛?/span>
Codeclass BitStringModifier : public template_modifiers::TemplateModifier {
void Modify(const char* in, size_t inlen,
const ctemplate::PerExpandData* per_expand_data,
ExpandEmitter* outbuf, const std::string& arg) const;
};
鐢ㄦ埛鑷畾涔夌殑璋冭妭鍣ㄤ竴鑸噰鐢?#8220;x-”寮澶淬傝皟鑺傚櫒鍙互甯︽湁鐢ㄦ埛鍙傛暟錛屼緥濡備笂渚嬬殑“=4”灝辨槸鐢ㄦ埛鍙傛暟錛岃〃紺虹敓鎴愮殑浜岃繘鍒朵覆鐨勯暱搴︿負(fù)4錛屽鏋滀笉瓚?/span>4浣嶏紝鍓嶉潰鑷姩琛?/span>0銆?/span>
璋冭妭鍣ㄧ殑涓昏鍔熻兘鏄湪Modify鍑芥暟涓疄鐜扮殑錛屽湪璇ュ嚱鏁頒腑璋冪敤outbuf->Emit鍑芥暟鏉ヨ緭鍑烘墍闇瑕佺殑緇撴灉銆?/span>
Codevoid BitStringModifier::Modify(const char* in, size_t inlen,
const ctemplate::PerExpandData* per_expand_data,
ExpandEmitter* outbuf, const std::string& arg) const
{
int x = atoi(string(in, inlen).c_str());
unsigned int len = atoi(arg.c_str() + 1);
string sID = itoa(x, 2);
while(sID.size() < len)
sID = "0" + sID;
outbuf->Emit(sID);
}
瑕佸湪紼嬪簭涓敮鎸佽皟鑺傚櫒錛岃繕闇瑕佽皟鐢?/span>google::template_modifiers::AddModifier鍑芥暟娣誨姞BitStringModifier鐨勫疄渚嬨傚錛?/span>
CodeBitStringModifier bitStringModifier;
/// 娉ㄥ唽鑷畾涔夌殑Modifier
google::template_modifiers::AddModifier("x-bitstring=", &bitStringModifier);
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