Coding bugs cause improper programbehavior (behavior deviating from the requirements).
编码错误会导致不正确的程序行为(偏离需求的行为)。
2
By extracting the programbehavior pattern which matches with virus's behavior pattern, thus the purpose of detecting unknown viruses is reached.
该方法是通过抽取程序的行为模式，将之与病毒的行为模式进行匹配，达到检测未知病毒的目的。
3
These features make systematic changes to programbehavior easy, including changes such as intercepting all calls to a method or all accesses of a field.