Which of the following are common uses of the filter_input_array() and filter_var_array() functions in PHP?
- Sanitizing user input
- Validating form submissions
- Filtering data from external sources
- All of the above
Both the filter_input_array() and filter_var_array() functions in PHP are commonly used for sanitizing user input, validating form submissions, and filtering data from external sources. These functions provide a convenient way to apply filters to multiple inputs at once. Learn more at: http://php.net/manual/en/function.filter-input-array.php and http://php.net/manual/en/function.filter-var-array.php
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