非法证据之证据能力是各国刑事诉讼立法,尤其是司法所无法回避而又难以抉择的棘手问题。本文研究了非法证据之证据能力的一般理论,解析了非法证据之内涵,认为非法证据之外延包括提供证据和实物证据,分析了证据能力与证明力之间的关系,并对非法证据之证据能力进行了辨析。 The evidential capability of illegitimate evidence is a thorny issue that criminal legislation in various countries, especially the judiciary, can not avoid and can not make decisions. This paper studies the general theory of evidence ability of illegal evidence, analyzes the connotation of illegal evidence, considers that the extension of illegal evidence includes the provision of evidence and material evidence, analyzes the relationship between evidence capability and proof power, and analyzes the evidence ability of illegal evidence Discrimination.