March 10 2013

PHP is_serialized function

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PHP unserialize function is use to convert an array string to an array.

But if the string not in proper array string it will return Notice error like below:
Notice: unserialize() [function.unserialize]: Error at offset 0 of 6 bytes

The easy way to fix this problem is write a function and call it “is_serialized”, use to check the string before unserialize it.

Below we show you how to use this function.

is_serialized function:
function is_serialized($str) {
  return ($str == serialize(false) || @unserialize($str) !== false);

How to use:
if (is_serialized($string)) {

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