Python/gloss python check string
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Python签入字符串
签入字符串
要检查字符串中是否存在某个短语或字符,我们可以使用关键字
in
or
not in
.
例
检查以下文本中是否存在短语“ ain”:
txt = "The rain in Spain stays mainly in the plain" x = "ain" in txt print(x)
例
检查以下文本中是否没有短语“ ain”:
txt = "The rain in Spain stays mainly in the plain" x = "ain" not in txt print(x)