php遍历类中包含的所有元素的方法_PHP教程

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class MyTestClass{

const TESTVAR1 = 1001;

const TESTVAR2 = 1002;

const TESTSTR1 = 'hello';

}

$rc = new ReflectionClass('MyTestClass');

$v = $rc->getConstants();

asort($v);// sort by value

//ksort($v);// sort by key

foreach ( $v as $name => $value){

echo "$name => $value\n";

}

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TESTSTR1 => hello

TESTVAR1 => 1001

TESTVAR2 => 1002