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wp-includes/compat.php › WordPress File
Functions9
› WordPress implementation for PHP functions either missing from older PHP versions or not included by default.
| Function | Short description |
|---|---|
| array_key_first | Polyfill for array_key_first() function added in PHP 7.3. |
| array_key_last | Polyfill for `array_key_last()` function added in PHP 7.3. |
| hash_equals | Timing attack safe string comparison. |
| is_countable | Polyfill for is_countable() function added in PHP 7.3. |
| is_iterable | Polyfill for is_iterable() function added in PHP 7.1. |
| str_contains | Polyfill for `str_contains()` function added in PHP 8.0. |
| str_ends_with | Polyfill for `str_ends_with()` function added in PHP 8.0. |
| str_starts_with | Polyfill for `str_starts_with()` function added in PHP 8.0. |
| _ | - |