Enums in PHP
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<body>
<?php
class ErrorCodesEnum{
private static $instance=null;
public $code='';
public $name='';
public $message='';
public $error1 = null;
public $error2 = null;
private function __construct($code='',$name='',$message=''){
if($code!=''){
$this->code=$code;
$this->name=$name;
$this->message=$message;
}
else{
$this->error1=new ErrorCodesEnum('0001','#1','run into error 1');
$this->error2=new ErrorCodesEnum('0002','#2','run into error 2');
}
}
static public function instance(){
if(self::$instance==null){
self::$instance=new ErrorCodesEnum();
}
return self::$instance;
}
}
$test=ErrorCodesEnum::instance();
$var=$test->error1;
if($test->error1===$var){
echo '[var1] '.$test->error1->message.'<br>';
}
if($test->error2===$var){
echo '[var2] '.$test->error2->message.'<br>';
}
$test2=ErrorCodesEnum::instance();
if($test->error2===$test2->error2){
echo '[getInstance] '.$test->error2->message.'<br>';
}
?>
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</html>