These
are not actual extensions. They are part of the PHP core and cannot be
left out of a PHP binary with compilation options.
參考 V, Array Functions
參考 XII, Class/Object Functions
參考 XXII, Date and Time Functions
參考 XXIX, Directory Functions
參考 XXXIII, Error Handling and Logging Functions
參考 CXXV, Program Execution Functions
參考 XL, Filesystem Functions
參考 XLVII, Function Handling Functions
參考 CXIX, PHP Options&Information
參考 LXXV, Mail Functions
參考 LXXVII, Mathematical Functions
參考 LXXXVI, Miscellaneous Functions
參考 XCVIII, Network Functions
參考 CXI, Output Control Functions
參考 CXXI, Regular Expression Functions (POSIX Extended)
參考 CXLII, Session Handling Functions
參考 CLIII, Stream Functions
參考 CLIV, String Functions
參考 CLIX, Tokenizer Functions
參考 CLX, Unicode Functions
參考 CLXI, URL Functions
參考 CLXII, Variable Handling Functions