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PHP Manual Appendices Migrating from PHP 4 to PHP 5.0.x
Appendices History of PHP and Related Projects Migrating from PHP 5.5.x to PHP 5.6.x Migrating from PHP 5.4.x to PHP 5.5.x Migrating from PHP 5.3.x to PHP 5.4.x Migrating from PHP 5.2.x to PHP 5.3.x Migrating from PHP 5.1.x to PHP 5.2.x Migrating from PHP 5.0.x to PHP 5.1.x Migrating from PHP 4 to PHP 5.0.x Classes and Objects (PHP 4) Debugging in PHP Configure options php.ini directives Extension List/Categorization List of Function Aliases List of Reserved Words List of Resource Types List of Available Filters List of Supported Socket Transports PHP type comparison tables List of Parser Tokens Userland Naming Guide About the manual Creative Commons Attribution 3.0 Index listing Changelog
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  • What has changed in PHP 5.0.x

Migrating from PHP 4 to PHP 5.0.x

Table of Contents

  • What has changed in PHP 5.0.x
  • Backward Incompatible Changes
  • CLI and CGI
  • Migrating Configuration Files
  • New Functions
  • New Directives
  • Databases
  • New Object Model
  • Error Reporting

See also the migration guides for PHP versions 5.1.x, 5.2.x, 5.3.x, 5.4.x, 5.5.x and 5.6.x.

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