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# PEAR_ErrorStack::staticPushCallback()

PEAR_ErrorStack::staticPushCallback() -- Set an error Callback for every package's error stack

## Synopsis

    require_once 'PEAR/ErrorStack.php';

``void PEAR_ErrorStack::staticPushCallback` (string|array $cb)`

## Description

Set an error callback for every package's singleton error stack.

## Parameter

string|array `$cb`

## Throws

No exceptions thrown.

## See

see PEAR_ErrorStack::staticPopCallback() , PEAR_ErrorStack::pushCallback()

see `PEAR_ERRORSTACK_PUSHANDLOG` , `PEAR_ERRORSTACK_PUSH` , `PEAR_ERRORSTACK_LOG`

## Note

This function should be called statically.

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