ptarjan
48 linhas
773 B
PHP
48 linhas
773 B
PHP
<?php
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class Bob {
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}
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class Loblaw {
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}
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// Interfaces
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interface BaseOne {
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}
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interface BaseTwo {
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}
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interface Iface extends BaseOne, BaseTwo {
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}
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class Base implements BaseOne {
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}
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class Fancy implements Iface {
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}
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function main() {
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$a = new Bob();
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// instanceof constant
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var_dump($a instanceof Bob);
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var_dump($a instanceof Loblaw);
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// instanceof string variable
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$bob = "Bob";
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$loblaw = "Loblaw";
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var_dump($a instanceof $bob);
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var_dump($a instanceof $loblaw);
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// instanceof object
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$bob = new Bob();
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$loblaw = new Loblaw();
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var_dump($a instanceof $bob);
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var_dump($a instanceof $loblaw);
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$b = new Base();
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var_dump($b instanceof BaseOne);
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// Follow the interface hierarchy up
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$f = new Fancy();
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var_dump($f instanceof BaseTwo);
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}
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main();
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