What considerations should PHP developers keep in mind when using external scripts for their projects?

When using external scripts in PHP projects, developers should consider the security implications of including third-party code. It's important to only use scripts from trusted sources to avoid potential vulnerabilities. Additionally, developers should regularly update external scripts to ensure they are using the latest, most secure versions. 

// Example of including an external script in PHP
require_once 'external_script.php';

Keywords

security input validation code injection cross-site scripting compatibility

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