Here is a list of all variables with links to the structures/unions they belong to:
- u -
- u : _image_info_value, _sdlContentModel, _spl_dual_it_object, _spl_filesystem_object, _zend_array, _zend_lazy_object_info, _zend_refcounted_h, _znode, expdesc, GCObject, L_Umaxalign, lexbor_hash_entry, lxb_css_property_family_name, lxb_css_rule_at, lxb_css_rule_declaration, lxb_css_selector, lxb_css_syntax_rule, lxb_css_value_color_t, lxb_css_value_hue_t, lxb_css_value_length_percentage_t, lxb_css_value_number_length_percentage_t, lxb_css_value_number_length_t, lxb_css_value_number_percentage_t, lxb_encoding_decode_t, myword, sljit_jump, sljit_label, UpVal
- u1 : _zval_struct
- u2 : _zval_struct
- u64 : _ir_val, _zend_ffi_val
- ub_write : _sapi_module_struct
- ucal : Calendar_object
- ucoll : Collator_object
- ud : global_State
- udatf : dateformat_data
- uflchk : BCinfo
- ufp : _phar_archive_data, _phar_entry_fp
- uid : _old_tar_header, _phar_zip_unix3, _tar_header, record::header
- ulc : _php_meta_tags_data
- uloc1 : Locale_object
- umask : _php_basic_globals
- umsgf : msgformat_data
- un_code_point : uni_to_enc
- unalign : heapframe_align
- uname : _tar_header, record::header
- unbuf : st_mysqlnd_res
- unbuffered_result : st_mysqlnd_plugin_methods_xetters
- unclean_shutdown : _zend_compiler_globals
- uncompressed_filesize : _phar_entry_info
- uncompsize : _phar_zip_central_dir_file, _phar_zip_file_datadesc, _phar_zip_file_datadesc_zip64, _phar_zip_file_header
- uncompsize2 : _phar_zip_file_datadesc_zip64
- undef : lxb_css_rule_at, lxb_css_rule_declaration
- underflow : _zend_ssa_range
- underline : lxb_css_property_text_decoration_line_t
- uni_cp : enc_to_uni_stage2
- UNICODE_10_CHAR_NAME : IntlChar
- unicode_bidi : lxb_css_rule_declaration
- UNICODE_CHAR_NAME : IntlChar
- UNICODE_VERSION : IntlChar
- uninitialized_bucket : _zend_accel_shared_globals
- uninitialized_zval : _zend_executor_globals
- unique : lxb_css_data_t, lxb_css_entry_data_t
- unit : _timelib_relunit, lxb_css_value_angle_t, lxb_css_value_length_t
- UNIX_PATHS : FilesystemIterator
- unix_socket : st_mysqlnd_connection_data
- unk : php_com_persist_helper
- unlink : _php_stream_wrapper_ops
- unlinked_uses : _zend_compiler_globals
- unmangled_name : _property_reference
- UNRESTRICTIVE : Spoofchecker
- unserialize : _php_basic_globals, _php_random_algo, _zend_class_entry
- unserialize_callback_func : _php_core_globals
- unserialize_max_depth : _php_basic_globals
- unset_dimension : _zend_object_handlers
- unset_property : _zend_object_handlers
- UNSUPPORTED_CONVERTER : UConverter
- unum : formatter_data
- unused : _zend_gc_globals, heapframe
- unused1 : st_mysqlnd_buffered_result, st_mysqlnd_session_options
- unused2 : st_mysqlnd_buffered_result, st_mysqlnd_session_options
- unused3 : st_mysqlnd_buffered_result, st_mysqlnd_session_options
- unused_pad1 : st_mysqlnd_protocol_frame_codec_data, st_mysqlnd_vio_data
- unused_ranges : _ir_ctx
- unused_slot_1 : _ir_reg_alloc_data
- unused_slot_2 : _ir_reg_alloc_data
- unused_slot_4 : _ir_reg_alloc_data
- UPDATE : SQLite3
- update_max_length : st_mysqlnd_stmt_data
- update_step : _php_session_rfc1867_progress
- upgrade : php_http_parser
- upload_max_filesize : _php_core_globals
- upload_tmp_dir : _php_core_globals
- upper : lxb_encoding_ctx_utf_8_t
- UPPER_FIRST : Collator
- upper_name : lxb_dom_attr, lxb_dom_element
- upsert_status : st_mysqlnd_connection_data, st_mysqlnd_stmt_data
- upsert_status_impl : st_mysqlnd_connection_data, st_mysqlnd_stmt_data
- upval : BlockCnt
- upvals : LClosure
- upvalue : CClosure
- upvalues : FuncState, Proto
- ur : _image_info_value
- urem : _php_conv_base64_decode
- urem_nbits : _php_conv_base64_decode
- uri : _soapService
- uri_to_prefix_map : php_dom_libxml_ns_mapper
- URL : _zend_extension
- url : lxb_css_syntax_token::lxb_css_syntax_token_u, soap_url_object
- url_adapt_output_ex : _php_basic_globals
- url_adapt_output_hosts_ht : _php_basic_globals
- url_adapt_session_ex : _php_basic_globals
- url_adapt_session_hosts_ht : _php_basic_globals
- url_app : url_adapt_state_ex_t
- url_name : _php_openssl_netstream_data_t
- url_stat : _php_stream_wrapper_ops
- us : _timelib_rel_time, _timelib_time, VALUETYPE
- US_ASCII : UConverter
- use : _sdlAttribute, _sdlSoapBindingFunctionBody, _sdlSoapBindingFunctionFault, _sdlSoapBindingFunctionHeader, _zend_dfg, _zend_scc_iterator, lexbor_in_node
- use_as_double : _zend_ssa_var_info
- use_buffer : zlog_stream
- use_chain : _zend_ssa_var
- use_chains : _zend_ssa_phi
- use_cookies : _php_ps_globals
- use_custom_heap : _zend_mm_heap
- use_cwd : _zend_accel_directives
- use_edges : _ir_ctx
- use_edges_count : _ir_ctx
- use_fd : zlog_stream
- USE_KEY : RegexIterator
- use_last_valid_opline : _zend_jit_ctx
- use_lists : _ir_ctx
- use_only_cookies : _php_ps_globals
- use_pos : _ir_live_interval
- use_stderr : zlog_stream
- use_strict_mode : _php_ps_globals
- use_syslog : zlog_stream
- use_trans_sid : _php_ps_globals
- used : _php_output_buffer, _php_zlib_buffer, fpm_array_s, fpm_scoreboard_proc_s
- used_preserved_regs : _ir_ctx
- used_size : sljit_memory_fragment
- used_stack : _zend_jit_trace_stack_frame, _zend_tssa
- usepasvaddress : ftpbuf
- user : _php_output_handler, _zend_class_entry, fpm_worker_pool_config_s, fpm_worker_pool_s, lxb_css_rule_at, lxb_css_rule_declaration, lxb_css_syntax_rule, lxb_dom_document, lxb_dom_node, php_url, st_mysqlnd_packet_auth
- user_agent : php_file_globals
- user_blacklist_filename : _zend_accel_directives
- user_compare_fci : _php_basic_globals
- user_compare_fci_cache : _php_basic_globals
- user_config : _user_config_cache_entry
- user_config_cache : _php_cgi_globals_struct
- user_data : sljit_compiler
- user_dir : _php_core_globals
- user_error_handler : _zend_executor_globals
- user_error_handler_error_reporting : _zend_executor_globals
- user_error_handlers : _zend_executor_globals
- user_error_handlers_error_reporting : _zend_executor_globals
- user_exception_handler : _zend_executor_globals
- user_exception_handlers : _zend_executor_globals
- user_filter_map : _php_basic_globals
- user_id : lxb_css_syntax_token_base
- user_ini_cache_ttl : _php_core_globals
- user_ini_filename : _php_core_globals
- user_shutdown_function_names : _php_basic_globals
- user_stream_current_filename : php_file_globals
- user_tick_functions : _php_basic_globals
- UserComment : image_info_type
- UserCommentEncoding : image_info_type
- UserCommentLength : image_info_type
- userdata : gdCache_element_s
- username : _pdo_dbh_t, st_mysqlnd_connection_data
- uses : closure_info
- uses_property : find_property_usage_context
- uspoof : Spoofchecker_object
- ustat : _php_conv_base64_decode
- UTC : DateTimeZone
- utc_offset : _php_timezone_obj, _timelib_abbr_info
- UTF16 : UConverter
- UTF16_BigEndian : UConverter
- UTF16_LittleEndian : UConverter
- UTF32 : UConverter
- UTF32_BigEndian : UConverter
- UTF32_LittleEndian : UConverter
- UTF7 : UConverter
- UTF8 : UConverter
- utf8_invalid : _php_json_scanner
- utf8_invalid_count : _php_json_scanner
- utf_8 : lxb_encoding_decode_t
- utimezone : TimeZone_object
- utrans : Transliterator_object
- uv : GCObject, Udata
- uvhead : global_State