Given the following PHP function: function doSomething(?string $s) {
// …
}
Which of the following values for the $s parameter do NOT yield a type error when calling the doSomething() function?
A. ‘null’
B. null
C. "
D. All of the above
Given the following PHP function: function doSomething(?string $s) {
// …
}
Which of the following values for the $s parameter do NOT yield a type error when calling the doSomething() function?
A. ‘null’
B. null
C. "
D. All of the above
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The correct answer is D