PHP Filter What will be the output of the following PHP code?$value = 'car';$result = filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE); NULL TRUE FALSE ERROR NULL TRUE FALSE ERROR ANSWER DOWNLOAD EXAMIANS APP
PHP Filter How many types of filtering are present in PHP? 3 2 4 None 3 2 4 None ANSWER DOWNLOAD EXAMIANS APP
PHP Filter Which one of the following filter checks if variable of specified type exists? filter_has_var filter_var_array filter_var filter_id filter_has_var filter_var_array filter_var filter_id ANSWER DOWNLOAD EXAMIANS APP
PHP Filter Which one of the following does not describe a validating filter? Are used to validate user input Are used to allow or disallow specified characters in a string Strict format rules Returns the expected type on success or FALSE on failure Are used to validate user input Are used to allow or disallow specified characters in a string Strict format rules Returns the expected type on success or FALSE on failure ANSWER DOWNLOAD EXAMIANS APP
PHP Filter What will be the output of the following PHP code?$num = "123";if (!filter_var($num, FILTER_VALIDATE_INT))echo("Integer is not valid");elseecho("Integer is valid"); Integer is not valid Error No output is returned Integer is valid Integer is not valid Error No output is returned Integer is valid ANSWER DOWNLOAD EXAMIANS APP
PHP Filter What will be the output of the following PHP code?function convertSpace($string){return str_replace("_", " ", $string);}$string = "Peter_is_a_great_guy!";echo filter_var($string, FILTER_CALLBACK, array("options"=>"convertSpace")); Peterisagreatguy! Error Peter_is_a_great_guy! Peter is a great guy! Peterisagreatguy! Error Peter_is_a_great_guy! Peter is a great guy! ANSWER DOWNLOAD EXAMIANS APP