Expression Parser (V3.3 D3 D4 D5 D6)

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名稱:Expression Parser 版本:V3.3 原始程式:需購買或註冊註冊網址適用:(D3)(D4)(D5)(D6) 版權種類:分享軟體(Shareware) 作者:Todor Marholev 出處網址:http://www.gemini2k.com/sparksoft 說明: Expression parser is a library of components, that evaluates Pascal like scripts at run time. It is not an interpretator, but is a quasi compiler, so it works fast. It has the following features:

user defined functions and aliases;
supports: if...then..else...;for...:=... to/downto ... do ; while...do...; repeat...until...;
try finally end; try except end; raising exceptions;
class creating, referencing any published property of any class;
and more than 800 registered public methods and properties of more than 100 useful Delphi VCL classes;
creating and referencing OLE automation objects;
links directly in a script to a runtime components, that can be also on a data module;
links to any runtime function or class method;
calling user defined scripts from the program;
executing a script generated script;
variables, can be a value, expression, DBField or a link to a runtime var;
syntax checking of the scripts, checks also for using a valid variables, functions and arguments;
request for used variables, by a given script, that need initialization;
on event evaluated functions and variables;
supports integer, hex, FP, boolean, date string and variant type constants;
design time editors for variables and functions, that can be loaded and saved in INI file;
special links of dependences, tracks the changes in related objects;
more than 200 build in functions;
enhance error handling;
full help and demo;

You will feel the Expression parser as a real extention of your favour compiler at runtime.

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附加檔案：cience\expressi\exprs_d.zip

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