获取全局bind区对应key变量的二进制数据长度

int bind_getbinlen(str key);
//key:bind数据变量名称的字符串
//返回:二进制数据长度

示例

bs=newbin(16);
defbin(bs,0,"00 01 00 02 00 03 00 0A 00 0B 00 10 00 12 00 14");
bind_readbin("ntc校准",bs,16);
int len;
len=bind_getbinlen("ntc校准");
echo(len);//16

注意