Array() vs. [] in PHP: When Should I Choose Each?

Understanding the Differences between array() and [] in PHP

In PHP, when creating arrays, one may encounter options like array() and []. While both can serve similar purposes, they exhibit subtle differences.

The traditional array() syntax, as exemplified in the original code snippet, is universally compatible with all versions of PHP. However, the short array syntax using square brackets [], introduced in PHP 5.4, brings certain advantages and caveats.

Key Differences:

• PHP Compatibility: array() is compatible with all PHP versions, while [] requires PHP 5.4 or later.

Short PHP Tag:

Regarding the short PHP tag

Conclusion:

Choosing between array() and [] depends on the PHP version in use. In cases where compatibility across all PHP versions is crucial, array() remains the preferred option. For newer PHP versions (>= 5.4), the [] syntax provides a concise and often more convenient alternative, but its compatibility must be considered.

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