ABC
基本知识,英语字母表;火车时刻表
基本知识,英语字母表;火车时刻表
ABC n 1 :
the elementary stages of any subject (
usually plural ); "
he mastered only the rudiments of geometry " [
synonym : {
rudiment },
{
first rudiment }, {
first principle }, {
alphabet }, {
ABC },
{
ABC '
s }, {
ABCs }]
1 .
{Atanasoff -Berry Computer }.
2 . An {imperative language } and programming
environment from {CWI }, Netherlands . It is interactive ,
structured , high -level , and easy to learn and use . It is a
general -purpose language which you might use instead of
{BASIC }, {Pascal } or {AWK }. It is not a systems -programming
language but is good for teaching or prototyping .
ABC has only five data types that can easily be combined ;
{strong typing }, yet without declarations ; data limited only
by memory ; refinements to support top -down programming ;
nesting by indentation . Programs are typically around a
quarter the size of the equivalent {Pascal } or {C } program ,
and more readable .
ABC includes a programming environment with {syntax -directed }
editing , {suggestions }, {persistent variables } and multiple
workspaces and {infinite precision } arithmetic .
An example function words to collect the set of all words in a
document :
HOW TO RETURN words document :
PUT {} IN collection
FOR line in document :
FOR word IN split line :
IF word not .in collection :
INSERT word IN collection
RETURN collection
{Interpreter }/{compiler }, version 1 .04 .01 , by Leo Geurts ,
Lambert Meertens , Steven Pemberton .
ABC has been ported to {Unix }, {MS -DOS }, {Atari }, {Macintosh }.
{(http ://cwi .nl /cwi /projects /abc .html )}.
{FTP eu .net (ftp ://ftp .eu .net /programming /languages /abc )},
{FTP nluug .nl (ftp ://ftp .nluug .nl /programming /languages /abc )},
{FTP uunet (ftp ://ftp .uu .net /languages /abc )}.
Mailing list : .
E -mail : .
["The ABC Programmer 's Handbook " by Leo Geurts , Lambert
Meertens and Steven Pemberton , published by Prentice -Hall
(ISBN 0 -13 -000027 -2 )].
["An Alternative Simple Language and Environment for PCs " by
Steven Pemberton , IEEE Software , Vol . 4 , No . 1 , January 1987 ,
pp . 56 -64 .]
(1995 -02 -09 )
2 . Argument , Basic value , C ?.
An {abstract machine } for implementation of {functional
languages } and its intermediate code .
[P . Koopman , "Functional Programs as Executable
Specifications ", 1990 ].
(1995 -02 -09 )
安装中文字典英文字典查询工具!
中文字典英文字典工具:
复制到剪贴板
英文字典中文字典相关资料:
ABC Network - ABC. com Livestream every episode here catch the latest ABC News Live updates anytime with no sign-in needed
ABC News - Breaking News, Latest News and Videos Download the ABC News App Stay informed 24 7 with a redesigned home feed, personalized content, and a continuous live news stream
How to watch ABC: Live stream news, games, TV shows, and more One of the original Big Four networks, ABC has maintained its cultural hold on television and become a hub for sports, news, and entertainment over the years
How to Watch ABC Online Free Without Cable in 2025: Livestream TV Here's how to watch ABC online free without needing a cable subscription Use these free trials to livestream TV shows, sports and other programming
ABC Live Stream In supported markets, watch your favorite shows on the ABC live stream
U. S. News | Latest National News, Videos Photos - ABC News - ABC News Headlines from ABC News Live Catch up on the developing stories making headlines
ABC TV Shows, Specials Movies Browse ABC TV shows, movies and specials to find your favorite shows and watch full episodes online
World News Now | Watch Live News on ABCNL ABC News Specials on ABC News Specials on Barbara Walters: Tell Me Everything Aug 08, 2025
ABC News Live - 24 7 live news stream - ABC. com Watch ABC News live news stream and get 24 7 latest, breaking news coverage, and live video
Where can I watch my ABC shows? Where can I watch my ABC shows? Watch full episodes of ABC's hit shows like The Bachelor, Dancing with the Stars, General Hospital, 20 20, Grey's Anatomy, American Idol, Jimmy Kimmel Live!, and more at ABC com * You can also stream live TV to enjoy your favorite ABC shows, local news or major events like The Oscars, LIVE!