в 10:37, 26 мая 2010

2010-05-26T10:37:27Z

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2010-05-26T07:00:42Z

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==Constant definition is considered a static member of the class==



<source lang="html4strict">

<?php
class myclass {
const MYCONST = 123;
private static $value = 567;
}
echo "myclass::MYCONST = " . myclass::MYCONST . "\n";
echo "myclass::$value = " . myclass::$value . "\n";
?>

</source>

==Counting the elements in an array==



<source lang="html4strict">

<?php
$shapes = array("S" => "Cylinder",
"N" => "Rectangle",
"A" => "Sphere",
"O" => "Sphere",
"P" => "Rectangle");
$numElements = count($shapes);
print "The array has $numElements elements.<br />";
?>

</source>

==Finding the size of an array==



<source lang="html4strict">

<?
$dinner = array("A","B","C");
$dishes = count($dinner);
print "There are $dishes things for dinner.";
?>

</source>

==Using Class Constants==



<source lang="html4strict">

<?php
class Employee {
const CATEGORY_WORKER = 0;
const CATEGORY_SUPERVISOR = 1;
const CATEGORY_MANAGER = 2;

}
?>

</source>

==Using Class Constants in PHP5==



<source lang="html4strict">

<?php
class MyExample {
private $myvar;
public $readme;
const MY_CONSTANT = 10;
public function showConstant() {
echo "The value is: ".MY_CONSTANT;
}
}
$inst = new MyExample;
$inst->showConstant();
echo "The value: ".ConstExample::MY_CONSTANT;
?>

</source>

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PHP/Class/const - История изменений

в 10:37, 26 мая 2010

Admin: 1 версия