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5-2 逻辑运算符
Python所使用的逻辑运算符:
● and ---相当于逻辑符号AND
● or ---相当于逻辑符号OR
● not ---相当于逻辑符号NOT
下列是逻辑运算符and的图例说明。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-T53_35740.jpg?sign=1739662734-xns87dENIKx571v27cjj9NbVEKQwNDxj-0-f93649964e7b704c9234b3da365d37f7)
下列是逻辑运算符or的图例说明。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-T53_35741.jpg?sign=1739662734-VLF390UnNgvrBgimMO3ciPPCTAbDipQx-0-7a8e56a356384553a965fa27d733f6b1)
实例1:下列会传回True。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-P53_35278.jpg?sign=1739662734-M6V4e1MZv4tswlqJND2CWHfOFjLgcLgY-0-1c4e089a481e1e4255c421cdb5ff39e8)
实例2:下列会传回False。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-P53_35281.jpg?sign=1739662734-t8WzA6xI1KK4S2Opvb8aWOquHfUog7WC-0-de56ecc3f7256ac88abbfb53cfbfc117)
实例3:下列会传回True。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-P53_35341.jpg?sign=1739662734-nrmv6nkezaNBtOACwyJIQWl4EKyYLILO-0-6419770cb225a1783c6ce1aaf5e01c00)
实例4:下列会传回False。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-P54_35751.jpg?sign=1739662734-5xnF04eOeSGHMcmA4p7M57wQN93phOwy-0-aeae9923455f25e1f9d8546acf209c12)
下列是逻辑运算符not的图例说明。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-T54_36221.jpg?sign=1739662734-MVlCgvfFGZSTdXpm4lnDHeZvcsxdaEGB-0-71bec49a0a4aa8a676bcc878df206f6b)
逻辑运算结果如果是真则传回True,如果是伪则传回False。
实例5:下列会传回True。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-P54_35792.jpg?sign=1739662734-s53W59GBkp1eg9fh3JkDOI8Mgq2Ap1wZ-0-1034719e245631213f4cb35bb35b7a3e)
实例6:下列会传回False。
![](https://epubservercos.yuewen.com/6532E4/17214367404798806/epubprivate/OEBPS/Images/Figure-P54_35795.jpg?sign=1739662734-9royQxKIhw5K8mixYea2TtWzZHxEtZ1s-0-0be11402118fdfbaa894d6453a65591e)