.
. , .
\r ;
\n .
, php html.
, HTML .
, .
, , , .
, .
Integer
Double
String -
Bool - , true false
Array - .
$. .
.. . :
Gettype (<>) ;
Isset (<>) - true, .
.
. () , .. .
$z= String1.String2; // z Strng1String2
, .
, HTML
Lt;?php
$x=1;
echo " =$x <br>";
echo ' =$x ';
?>
:
=1
=$x
.
Echo x=.$x;
.. . , .
<?php
$var=" ";
echo "var= $var =". gettype($var)." <br> \r\n";
$var = 15;
echo ' var='.$var.' = '.gettype($var);
?>
Var= = string
var=15 = integer
.
array.
$myArray = array(one, 2, 3);
.
Echo array[0]; // one.
print_r()
Print_r($myArray)
Array([0]=>one [1]=>2 [2]=>3)
.
$myArray[ ]= ;
. . , () , .
|
|
|
$birthdays[Ivanov] = 1978-04-11;
$birthday[Petrov] = 1978-05-12;
array. .
$birthdays = array(Ivanov => 1978-04-11, Petrov => 1978-05-12);
, .
Echo . $birthdays[Ivanov];
.
$_GET $_REQUEST.
, name=Ivanov age=22, ..
<a href=Privet.php?name=Ivanov&age=22>
$_GET = array(name =>Ivanov, age=>22);
.
<?php
$name = $_GET['name'];
$age=$_GET[age];
echo ' , '. $name. '!';
echo <br> , $age ;
?>
.
IF
<?php
$name = $_REQUEST['firstname'];
if ($name == 'Ivanov')
echo " , !";
else
echo ' , '. $name. '!';
?>
WHILE
$count=1;
While ($count <=10)
{
Echo $count;
++$count;
}
FOR
For(< >;< >;<>)
For ($count=1; $count<=10; ++$count)
Echo $count;
1.
.
1. .
2. .
3. .
4. , HTML .
5.
6. .
7. .
8. .
.
4.. , , HTML .
. :
.
, 4-5 , .
. , .
Include < >
include PHP PHP.
PHP , , include. include, PHP include . - , , include . require , require , .
|
|
|
, require , , include PHP .
PHP index.php
<?php
$items = array(
array('id' =>100, 'desc' => '- ', 'price' => 24.95),
array('id' =>200, 'desc' => ' ', 'price' => 13.28),
array('id' =>300, 'desc'=> ' PHP', 'price' => 18.80),
array('id' =>400, 'desc' => ' ', 'price' => 100.20));
if (isset($_GET['out']))
{
include 'goodbye.php';
exit();
}
If (!isset($_GET['nom']))
{
include 'ref.html';
exit();
}
if ($_GET['nom'] == NULL)
{
$output=" <br><br>";
include 'forget.php';
exit();
}
if ($_GET['nom']!= NULL)
{
$nom = $_GET['nom'];
$book=$items[$nom]; // $book
include 'output.php';
exit();
}
?>
HTML ref.html
<html>
<head> <!-- -->
<title> . </title>
<meta http-equiv="Content_type" content="text/html; charset=UTF-8">
</head>
<body bgcolor = silver text = green link=red vlink=blue>
<br><br><br>
<div align=center>
<a href="http://Localhost/Lab1_1/?nom=1"> 1 </a><br><br>
<a href="?nom=2"> 2 </a><br><br>
<a href="?nom"> 3 </a><br><br><br><br>
<a href="?out=1"> </a><br><br><br><br>
</div>
</body> </html>.
