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| Components Components -- List of replicated componentsFunctionsThe following functions have been replicated: Table 52-1. Functions | Function | Since | 
|---|
 | array_change_key_case | PHP 4.2.0 |  | array_chunk | PHP 4.2.0 |  | array_combine | PHP 5.0.0 |  | array_diff_assoc | PHP 4.3.0 |  | array_diff_key | PHP 5.0.2 |  | array_diff_ukey | PHP 5.0.2 |  | array_intersect_assoc | PHP 5.0.0 |  | array_intersect_key | PHP 5.0.2 |  | array_intersect_uassoc | PHP 5.0.0 |  | array_intersect_ukey | PHP 5.0.2 |  | array_key_exists | PHP 4.1.0 |  | array_product | PHP 5.1.0 |  | array_search | PHP 4.0.5 |  | array_udiff | PHP 5.0.0 |  | array_udiff_assoc | PHP 5.0.0 |  | array_udiff_uassoc | PHP 5.0.0 |  | array_uintersect | PHP 5.0.0 |  | array_uintersect_assoc | PHP 5.0.0 |  | array_uintersect_uassoc | PHP 5.0.0 |  | array_walk_recursive | PHP 5.0.0 |  | call_user_func_array | PHP 4.0.4 |  | bcinvert | PHP 5.2.0 |  | bcpowmod | PHP 5.0.0 |  | clone | PHP 5.0.0 |  | constant | PHP 4.0.4 |  | convert_uudecode | PHP 5.0.0 |  | convert_uuencode | PHP 5.0.0 |  | debug_print_backtrace | PHP 5.0.0 |  | file_get_contents | PHP 4.3.0 |  | file_put_contents | PHP 5.0.0 |  | floatval | PHP 4.2.0 |  | fprintf | PHP 5.0.0 |  | fputcsv | PHP 5.0.0 |  | get_headers | PHP 5.0.0 |  | get_include_path | PHP 4.3.0 |  | html_entity_decode | PHP 4.3.0 |  | htmlspecialchars_decode | PHP 5.1.0 |  | http_build_query | PHP 5.0.0 |  | ibase_timefmt | PHP 5.0.0 |  | idate | PHP 5.1.0 |  | image_type_to_mime_type | PHP 4.3.0 |  | inet_ntop | PHP 5.1.0 |  | inet_pton | PHP 5.1.0 |  | ini_get_all | PHP 4.2.0 |  | is_a | PHP 4.2.0 |  | is_scalar | PHP 4.0.5 |  | md5_file | PHP 4.2.0 |  | mhash | PHP 4.1.0 |  | mime_content_type | PHP 4.3.0 |  | ob_clean | PHP 4.2.0 |  | ob_flush | PHP 4.2.0 |  | ob_get_clean | PHP 4.3.0 |  | ob_get_flush | PHP 4.3.0 |  | php_strip_whitespace | PHP 5.0.0 |  | property_exists | PHP 5.1.0 |  | pg_affected_rows | PHP 4.2.0 |  | pg_escape_bytea | PHP 4.2.0 |  | pg_unescape_bytea | PHP 4.2.0 |  | restore_include_path | PHP 4.3.0 |  | scandir | PHP 5.0.0 |  | set_include_path | PHP 4.3.0 |  | str_ireplace | PHP 5.0.0 |  | str_rot13 | PHP 4.2.0 |  | str_shuffle | PHP 4.3.0 |  | str_split | PHP 5.0.0 |  | str_word_count | PHP 4.3.0 |  | stripos | PHP 5.0.0 |  | strpbrk | PHP 5.0.0 |  | strripos | PHP 5.0.0 |  | substr_compare | PHP 5.0.0 |  | time_sleep_until | PHP 5.1.0 |  | var_export | PHP 4.2.0 |  | version_compare | PHP 4.1.0 |  | vprintf | PHP 4.1.0 |  | vsprintf | PHP 4.1.0 | 
ConstantsThe following constants have been replicated: Table 52-2. Constants | File | Constants | Since | 
|---|
 | DIRECTORY_SEPARATOR | DIRECTORY_SEPARATOR | PHP 4.0.6 |  | E_STRICT |  | PHP 5 |  | FILE | | FILE_USE_INCLUDE_PATH |  | FILE_IGNORE_NEW_LINES |  | FILE_SKIP_EMPTY_LINES |  | FILE_APPEND |  | FILE_NO_DEFAULT_CONTEXT | 
 | PHP 5 |  | PATH_SEPARATOR |  | PHP 4.3.0 |  | PHP_EOL |  | PHP 5 |  | STD |  | PHP 4.3.0 |  | T | | T_ML_COMMENT |  | T_DOC_COMMENT |  | T_OLD_FUNCTION |  | T_ABSTRACT |  | T_CATCH |  | T_FINAL |  | T_INSTANCEOF |  | T_PRIVATE |  | T_PROTECTED |  | T_PUBLIC |  | T_THROW |  | T_TRY |  | T_CLONE | 
 | PHP 5 |  | UPLOAD_ERR | | UPLOAD_ERR_OK |  | UPLOAD_ERR_INI_SIZE |  | UPLOAD_ERR_FORM_SIZE |  | UPLOAD_ERR_PARTIAL |  | UPLOAD_ERR_NO_FILE | 
 | PHP 4.3.0 | 
 |  |  |