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Require




REQUIRE , , C #include.

, require() , . INCLUDE.

require ('header.inc');

INCLUDE

INCLUDE .

, INCLUDE, , :

$files = array ('first.inc', 'second.inc', 'third.inc');for ($i = 0; $i < count($files); $i++) { include($files[$i]);}

include() require() , include , require()

include() , .

/* , . */ if ($condition) include($file);else include($other); /* - . */ if ($condition) { include($file);} else { include($other);}

, " HTML", , PHP (<?).

readfile(), virtual().

FUNCTION

:

function foo ($arg_1, $arg_2,..., $arg_n) { echo "Example function.\n"; return $retval;}

PHP3, .

, .

return. , .

function my_sqrt ($num) { return $num * $num;}echo my_sqrt (4); // outputs '16'.

, :

function foo() { return array (0, 1, 2);}list ($zero, $one, $two) = foo();

, / .

PHP3 ( ), , . , , .

function takes_array($input) { echo "$input[0] + $input[1] = ", $input[0]+$input[1];}




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