PHP Filter Which one of the following filter checks if variable of specified type exists? filter_has_var filter_id filter_var filter_var_array filter_has_var filter_id filter_var filter_var_array ANSWER DOWNLOAD EXAMIANS APP
PHP Filter What will be the output of the following PHP code?$value = 'car';$result = filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE); NULL ERROR TRUE FALSE NULL ERROR TRUE FALSE ANSWER DOWNLOAD EXAMIANS APP
PHP Filter Which of the following is/are an external data?1. Cookies2. Input data from a form3. Server Variables4. Web services data Only 2 All of the mentioned None of the mentioned 2 and 3 Only 2 All of the mentioned None of the mentioned 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
PHP Filter What will be the output of the following PHP code?$num = "123";if (!filter_var($num, FILTER_VALIDATE_INT))echo("Integer is not valid");elseecho("Integer is valid"); Integer is not valid Error Integer is valid No output is returned Integer is not valid Error Integer is valid No output is returned ANSWER DOWNLOAD EXAMIANS APP
PHP Filter How many types of filtering are present in PHP? 2 4 3 None 2 4 3 None ANSWER DOWNLOAD EXAMIANS APP
PHP Filter What will be the output of the following PHP code?function convertSpace($string){return str_replace("_", " ", $string);}$string = "Peter_is_a_great_guy!";echo filter_var($string, FILTER_CALLBACK, array("options"=>"convertSpace")); Peter is a great guy! Peterisagreatguy! Peter_is_a_great_guy! Error Peter is a great guy! Peterisagreatguy! Peter_is_a_great_guy! Error ANSWER DOWNLOAD EXAMIANS APP
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