When the tostring () magic method treats an object as a string, it automatically calls this method and returns a certain string in this method, to indicate the result after the object is converted to a string. This magic method is commonly used. Note: If this method is not defined, the object cannot be used as a string! Example of the tostring () method not defined in the class: & amp; lt ;? Phpini_set (& amp; #39; display_errors & amp; #39;, & amp; nbsp; 1); class... when the tostring () magic method treats an object as a string, it automatically calls this method and returns a certain string in this method, to indicate the result after the object is converted to a string. This magic method is commonly used. Note: If this method is not defined, the object cannot be used as a string! The tostring () method is not defined in the class:
1. PHP object-oriented code example for _ tostring () and _ invoke ()
Description: __construct () ,__ destruct () ,__ call () ,__ callStatic () ,__ get () ,__ set () ,__ isset (), __unset () ,__ sleep () ,__ wakeup () ,__ toString () ,__ invoke () ,__ set_state () and __
3. Multiple PHP Functions Local Denial of Service & nbs_PHP tutorial
Introduction: Multiple PHP Functions Local Denial of Service & nbs. Com_invoke ()? Php // ======================================================== ========================================================== ======/// PHP 4.4.6 com_invoke () local Denial of Service // Tested on win xp,
4. added the _ invoke method in php5.3
Introduction: The newly added _ invoke method in php5.3 is found in php 5.3. the newly added invoke method is as follows:
5. magic methods in php
Introduction: php magic methods in PHP: __construct (), _ destruct (), _ call (), _ callStatic (), _ get (), _ set (), _ isset (), _ unset (), _ sleep (), _ wakeup (), _ toString (), _ invoke (), _ set_state (),__
6. magic in PHP
Introduction: Common magic methods in PHP include: __construct (), _ destruct (), _ call (), _ callStatic (), _ get (), _ set (), _ isset (), _ unset (), _ sleep (), _ wakeup (), _ toString (), _ invoke (), _ set_state (
7. added the _ invoke method in php5.3
Introduction: The newly added _ invoke method in php5.3 is found in php 5.3. the newly added invoke method is as follows:
8. php magic
Introduction: php magic method _ construct () _ set () _ get () _ isset () _ unset () _ autoload () _ call () _ clone () _ invoke () _ sleep () _ wakeup () _ construct () constructor: constructor in PHP requires that the constructor cannot be overloaded, that is, there is only one constructor .? Functio
9. Multiple PHP Functions Local Denial of Service & nbs
Introduction: Multiple PHP Functions Local Denial of Service & nbs. Com_invoke ()? Php // ======================================================== ========================================================== ======/// PHP 4.4.6 com_invoke () local Denial of Service // Tested on win xp,
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The above is how to use _ invoke? For more information about the usage of the _ invoke () instance in php, see other related articles in the first PHP community!