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If you are new to PHP or just need to refresh your skills, this is the place to start. This series of tutorials will give you the basic knowledge you will need to create a simple PHP website.
PHP is a reflective programming language originally designed for producing dynamic web pages.[1] PHP is used mainly in server-side scripting, but can be used from a command line interface or in standalone graphical applications. Textual User Interfaces can also be created using ncurses.
For arbitrary precision mathematics PHP offers the Binary Calculator which supports numbers of any size and precision, represented as strings.
Since PHP 4.0.4, libbcmath is bundled with PHP. You don't need any external libraries for this extension.
These functions are only available if PHP was
configured with --enable-bcmath.
In PHP 3, these functions are only available if PHP was not
configured with --disable-bcmath.
The windows version of PHP has built in support for this extension. You do not need to load any additional extension in order to use these functions.
The behaviour of these functions is affected by settings in php.ini.
For further details and definitions of the PHP_INI_* constants, see the Appendix H.
Here's a short explanation of the configuration directives.
This extension has no resource types defined.
This extension has no constants defined.
Another Useful functions:
ref.uodbc | ref.pdo-odbc | ref.pdo-odbc.connection | ref.bcompiler | ref.bc | function.pdo-pgsqllobcreate | function.pdf-setrgbcolor | function.pdf-setrgbcolor-stroke | function.pdf-setrgbcolor-fill | function.odbc-tables | function.odbc-tableprivileges | function.odbc-statistics | function.odbc-specialcolumns | function.odbc-setoption | function.odbc-rollback | function.odbc-result | function.odbc-result-all | function.odbc-procedures | function.odbc-procedurecolumns | function.odbc-primarykeys | function.odbc-prepare | function.odbc-pconnect | function.odbc-num-rows | function.odbc-num-fields | function.odbc-next-result | function.odbc-longreadlen | function.odbc-gettypeinfo | function.odbc-free-result | function.odbc-foreignkeys | function.odbc-field-type | function.odbc-field-scale | function.odbc-field-precision | function.odbc-field-num | function.odbc-field-name | function.odbc-field-len | function.odbc-fetch-row | function.odbc-fetch-object | function.odbc-fetch-into | function.odbc-fetch-array | function.odbc-execute | function.odbc-exec | function.odbc-errormsg | function.odbc-error | function.odbc-do | function.odbc-data-source | function.odbc-cursor | function.odbc-connect | function.odbc-commit | function.odbc-columns | function.odbc-columnprivileges | function.odbc-close | function.odbc-close-all | function.odbc-binmode | function.odbc-autocommit | function.mcrypt-cbc | function.is-subclass-of | function.ebcdic2ascii | function.cpdf-setrgbcolor | function.cpdf-setrgbcolor-stroke | function.cpdf-setrgbcolor-fill | function.bcsub | function.bcsqrt | function.bcscale | function.bcpowmod | function.bcpow | function.bcompiler-write-included-filename | function.bcompiler-write-header | function.bcompiler-write-functions-from-file | function.bcompiler-write-function | function.bcompiler-write-footer | function.bcompiler-write-file | function.bcompiler-write-exe-footer | function.bcompiler-write-constant | function.bcompiler-write-class | function.bcompiler-read | function.bcompiler-parse-class | function.bcompiler-load | function.bcompiler-load-exe | function.bcmul | function.bcmod | function.bcdiv | function.bccomp | function.bcadd | function.ascii2ebcdic |
PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML. If you are new to PHP and want to get some idea of how it works, try the introductory tutorial. After that, check out the online manual, and the example archive sites and some of the other resources available in the links section.