PHP 7 废弃了以下特性和函数：函数：create_function、eregereg_replace、eregi、eregi_replace、split、eachMySQL 扩展：mysql_connect、mysql_pconnect、mysql_list_dbs、mysql_list_fields、mysql_list_processes、mysql_list_tables、mysql_fetch_field、mysql_fetch_row、mysql_fetch_array、mysql
PHP 7 废弃了什么？
PHP 7 相比于之前的 PHP 版本做出了重大的改进，同时废弃了一些过时的特性和函数。以下列出 PHP 7 废弃的主要内容：
函数
create_functioneregereg_replaceeregieregi_replacespliteachmysql_connectmysql_pconnectmysql_list_dbsmysql_list_fieldsmysql_list_processesmysql_list_tablesmysql_fetch_fieldmysql_fetch_rowmysql_fetch_arraymysql_fetch_assocmysql_fetch_objectmysql_freeresultmysql_querymysql_num_rowsmysql_num_fieldsmysql_affected_rowsmysql_closemysql_errormysql_errnomysql_insert_idmysql_fieldnamemysql_fieldtypemysql_fieldflagsmysql_fieldlenmysql_seekmysql_data_seekmysql_free_resultmysql_db_querymysql_escape_stringmysql_real_escape_stringpg_connectpg_pconnectpg_closepg_querypg_fetch_rowpg_fetch_arraypg_fetch_objectpg_fetch_assocpg_affected_rowspg_last_errorpg_last_noticepg_num_rowspg_num_fieldspg_field_namepg_field_typepg_free_resultpg_resultpg_fetch_resultpg_lo_openpg_lo_closepg_lo_readpg_lo_writepg_lo_seekpg_lo_tellpg_lo_unlinkregister_tick_functionmcrypt_cbcmcrypt_cfbmcrypt_ofbmcrypt_ecbmcrypt_list_algorithmsmcrypt_list_modes
常量
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CASE_LOWERCASE_UPPER
特性
register_globals
其他
- PHP 4 风格的构造函数
-
list($a, $b)语法，建议使用[$a, $b] = - 匿名函数的
use变量列表
