Ruby: how to copy variables without pointing to the same object- Ruby: how can I copy a variable without pointing to the same object?

problem ：

In Ruby, how can I copy a variable such that changes to the original don't affect the copy? stay Ruby in , How to copy variables so that the original changes do not affect the copy ？

For example: for example ：

phrase1 = "Hello Jim"phrase2 = phrase1phrase1.gsub!("Hello","Hi")p phrase2 #outputs "Hi Jim" - I want it to remain "Hello Jim"

In this example, the two variables point to the same object; In this case , Two variables point to the same object ;I want to create a new object for the second variable but have it contain the same information initially. I want to create a new object for the second variable , But initially it contained the same information .

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Solution ：

Reference resources ： https://stackoom.com/en/question/69GD