R Equivalent of Python str.format

Question

对于下面的代码(在python中(，R中的等效代码是什么？

print("Sammy is a {}, {}, and {} {}!".format("happy", "smiling", "blue", "shark"))

Answer 1

有多种方法。我们可以使用base R中的sprintf

sprintf("Sammy is a %s, %s and %s %s!", "happy", "smiling", "blue", "shark")
[1] "Sammy is a happy, smiling and blue shark!"

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或者考虑到这些是在全局环境中创建的对象，可以使用paste/glue