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Home » Quiz » PHP Quiz

Which PHP function can be used to convert a string to lowercase?

Difficulty level
  • strtolower()
  • toLowerCase()
  • strLower()
  • convertToLower()
To convert a string to lowercase in PHP, you use the strtolower() function. It's a built-in function that does this conversion.
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PHP Quiz
Quiz
In PHP, how can you check if a defined constant exists?
In PHP, the ________ function can be used to count the number of elements in an array, which can be useful when processing multiple form fields.

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