Which built-in PHP function can be used to measure the length of a string?str_len()len()strlen()string_length()
Question
Which built-in PHP function can be used to measure the length of a string?
str_len()len()strlen()string_length()
Solution
To measure the length of a string in PHP, the correct built-in function is strlen().
Here's a brief explanation of the options provided:
- str_len(): This is not a valid PHP function.
- len(): This is not a native PHP function for measuring string length.
- strlen(): This is the correct function that returns the length of a given string.
- string_length(): This is not a recognized PHP function.
Thus, if you want to determine the length of a string in PHP, you should use strlen().
Final Answer
The correct answer is: strlen().
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