What does the "D" format specifier in the date function represent in PHP?

The "D" format specifier in the date function in PHP represents the abbreviated day of the week (e.g., Mon, Tue, Wed). If you want to display the day of the week as a three-letter abbreviation, you can use the "D" format specifier in conjunction with the date function. 

// Display the abbreviated day of the week
echo date("D"); // Outputs something like "Mon"

Keywords

PHP date function D format specifier date formatting PHP date format

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