How can you pass a variable by reference?

Question 1

Question 2

To be able to pass a variable by reference, we use an ampersand in front of it, as follows $var1 = &$var2

anonymous · Answer 1 · 2019-06-23T06:53:31+0000

To be able to pass a variable by reference, we use an ampersand in front of it, as follows $var1 = &$var2

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