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A string is an array of characters, correct? If so, then why does count() not produce the same result as strlen() on a string?
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The strlen() is a built-in function in PHP which returns the length of a given string. It takes a string as a parameter and returns its length. It calculates the length of the string including all the whitespaces and special characters.
Threadsafe: Yes. The strlen() function determines the length of string excluding the ending null character. The strlen() function returns the length of string . This example determines the length of the string that is passed to main() .
The strlen() function calculates the length of a given string. The strlen() function is defined in string. h header file. It doesn't count null character '\0'.
Unless it is an object, count casts its argument to an array, and
count((array) "example")
= count(array("example"))
= 1
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