php实现“var_dump”功能的方法:首先创建一个php示例文件;然后定义一个reconstructDump方法;接着通过for循环的方式实现“var_dump”功能即可。

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PHP实现一个类似var_dump函数的功能!
$val) {
if(is_array($val)) {
dumpArr($val);
} else {
echo sprintf('["%s"] => %s(%s)',$key,gettype($val),$val);
}
}
echo "}\r\n";
}
function dumpObj($param) {
$className = get_class($param);
$reflect = new ReflectionClass($param);
$prop = $reflect->getDefaultProperties();
echo sprintf("Object %s #1(%d) {\r\n",$className,count($prop));
foreach($prop as $key=>$val) {
echo "[\"$key\"] => ";
reconstructDump($val);
}
echo "}";
}
class MyClass
{
protected $_name;
function test()
{
echo "hello";
}
}
$str = "test";
reconstructDump(new MyClass(),$str);
echo "\r\n";
$arr2 = array(
"1" => "Ddaddad",
"one" => array("two" => "Dddd" ),
"three" => 1
);
reconstructDump($arr2);
reconstructDump(1,true,null);
exit;











