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Quiz
1
Beginner
What string manipulation function would we use to change all letters of a string to uppercase?
rand();
ucwords();
strtoupper();
Don’t know
2
Beginner
What string manipulation function would you use to change all letters of a string to lowercase?
date();
strtolower();
lcfirst();
Don’t know
3
Beginner
What string manipulation function would you use to change just the first letter of the first word to uppercase?
strtolower();
ucfirst();
ucwords();
Don’t know
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