确定字符串是否包含单词 [英] Determining if a string contains a word

问题描述

在Python中，给定以下上下文的语句的语法是什么:

In Python, what is the syntax for a statement that, given the following context:

words = 'blue yellow'

将是一个if语句，用于检查words是否包含单词"blue"吗?即

would be an if statement that checks to see if words contains the word "blue"? I.e.,

if words ??? 'blue':
    print 'yes'
elif words ??? 'blue':
    print 'no'

用英语，如果单词包含蓝色，则说是.否则，打印否."

In English, "If words contain blue, then say yes. Otherwise, print no."

推荐答案

words = 'blue yellow'

if 'blue' in words:
    print 'yes'
else:
    print 'no'

编辑

我刚刚意识到nightly blues将包含blue，但不是一个整体.如果这不是您想要的，请拆分单词列表:

Edit

I just realized that nightly blues would contain blue, but not as a whole word. If this is not what you want, split the wordlist:

if 'blue' in words.split():
    …

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