2012-02-09 03:37:04 +00:00
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<!DOCTYPE html>
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<title>Applesoft BASIC in JavaScript</title>
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2013-08-16 05:04:18 +00:00
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<meta charset="UTF-8">
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2015-02-19 05:48:39 +00:00
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<meta http-equiv="X-UA-Compatible" content="IE=edge"> <!-- Suppress browser compat button -->
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2013-08-20 03:36:28 +00:00
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<link rel="shortcut icon" href="favicon.ico">
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2013-05-08 04:08:21 +00:00
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<link rel="alternate" type="application/atom+xml" href="https://github.com/inexorabletash/jsbasic/commits/master.atom">
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2015-02-19 05:48:39 +00:00
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<link rel="stylesheet" href="styles.css">
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<link rel="stylesheet" href="display.css">
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2013-08-17 03:12:32 +00:00
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2016-12-15 04:54:23 +00:00
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<script src="https://cdn.rawgit.com/inexorabletash/polyfill/v0.1.29/polyfill.min.js"></script>
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<script src="https://cdn.rawgit.com/inexorabletash/polyfill/v0.1.29/keyboard.js"></script>
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2012-02-09 03:37:04 +00:00
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2015-02-19 05:48:39 +00:00
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<!-- CodeMirror syntax highlighting - this is optional -->
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2021-06-20 00:28:06 +00:00
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<script src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.61.1/codemirror.min.js"></script>
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2021-06-20 00:29:30 +00:00
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.61.1/codemirror.css">
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2015-02-19 05:48:39 +00:00
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<script src="cm/basic.js"></script>
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<link rel="stylesheet" href="cm/basic.css">
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<style>
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.CodeMirror { border: solid 1px black; width: 598px; height: 384px; background-color: white; }
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.CodeMirror-scroll { height: 100%; }
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</style>
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2012-02-09 03:37:04 +00:00
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<h1>Applesoft BASIC in Javascript</h1>
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<p>
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2018-10-06 16:31:03 +00:00
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By <a target=_blank href="mailto:inexorabletash@gmail.com">Joshua Bell</a>
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2013-08-16 04:30:51 +00:00
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| <a target="_blank" href="https://github.com/inexorabletash/jsbasic/">Source</a>
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| <a target="_blank" href="https://github.com/inexorabletash/jsbasic/blob/master/README.md">README</a>
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2015-09-17 20:51:35 +00:00
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— <a target="_blank" href="reference.html">Applesoft BASIC Quick Reference</a>
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2012-02-09 03:37:04 +00:00
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<p>Related projects:
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2022-01-29 18:24:27 +00:00
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<a href="https://inexorabletash.github.io/jslogo/">Logo in Javascript</a>
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2020-06-20 22:36:17 +00:00
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| <a href="https://a2stuff.github.io/vnIIc">Streaming video to an Apple II - vnIIc</a>
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2012-02-09 03:37:04 +00:00
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</p>
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2015-02-19 05:48:39 +00:00
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<br style="clear: both;">
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2012-02-09 03:37:04 +00:00
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<!-- Screen -->
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2013-08-17 22:15:54 +00:00
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<div id="frame" class="jsb-frame" style="float: left; margin: 5px;" tabIndex="0">
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<div id="screen-wrapper" class="jsb-wrapper">
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<div id="lores" class="jsb-lores"></div>
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<canvas id="hires" width="560" height="384" class="jsb-hires"></canvas>
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<canvas id="hires2" width="560" height="384" class="jsb-hires"></canvas>
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<div id="screen" class="jsb-tty"></div>
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2012-07-22 03:35:54 +00:00
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</div>
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2012-02-09 03:37:04 +00:00
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</div>
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<!-- Source -->
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2012-06-20 15:54:40 +00:00
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<div style="float: left; margin: 5px;">
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2012-07-22 03:35:54 +00:00
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Enter code:
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2015-12-07 00:30:35 +00:00
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<button id="btn_run">▶ Run</button>
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<button id="btn_stop" disabled>◼ Stop</button>
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2012-02-09 03:37:04 +00:00
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2012-07-22 03:35:54 +00:00
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<select id="lb_files">
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2015-12-07 00:30:35 +00:00
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<option disabled selected="selected">Select a sample...</option>
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2012-07-22 03:35:54 +00:00
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</select>
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2023-03-11 04:24:57 +00:00
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<script>
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fetch('samples/index.txt')
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.then(response => {
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if (!response.ok)
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throw new Error(response.statusText);
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return response.text();
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})
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.then(text => {
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const select = document.querySelector('#lb_files');
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2023-09-22 04:39:20 +00:00
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let group;
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2023-03-11 04:24:57 +00:00
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text.split(/\r?\n/g).forEach(line => {
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line = line.replace(/^\s+|\s+$/, '');
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if (!line.length) return;
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if (line.startsWith('#')) {
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line = line.replace(/^#\s+/, '');
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2023-09-22 04:39:20 +00:00
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if (line.startsWith('___')) {
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select.appendChild(document.createElement('hr'));
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} else {
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group = Object.assign(document.createElement('optgroup'),
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{label: line});
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select.appendChild(group);
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}
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2023-03-11 04:24:57 +00:00
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} else {
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const match = line.match(/^(\S+)\s+(.*)$/);
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2023-09-22 04:39:20 +00:00
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group.appendChild(Object.assign(
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2023-03-11 04:24:57 +00:00
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document.createElement('option'),
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2023-09-22 04:39:20 +00:00
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{value: match[1], innerText: match[2]}));
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2023-03-11 04:24:57 +00:00
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}
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});
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});
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</script>
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2012-02-09 03:37:04 +00:00
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<!-- Source code editor inserted here -->
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<div id="editorframe"></div>
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2018-10-06 16:31:03 +00:00
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<form id="submission" method="post" enctype="text/plain" action="mailto:inexorabletash@gmail.com?subject=Applesoft%20Sample%20Submission" target=_blank>
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2012-02-09 03:37:04 +00:00
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<textarea name="source" id="source" style="display: none;">
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</textarea>
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2015-12-03 07:01:14 +00:00
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2015-12-07 00:30:35 +00:00
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<button id="btn_save" title="Save as a file">💾 Save</button>
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<button id="btn_load" title="Load a file">📂 Load</button>
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<button id="btn_share" title="Share by email">📩 Share</button>
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<button id="show_paper" title="Echo all output to a "print-out", so you can copy/paste">📃 Show output</button>
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<button id="hide_paper" title="Hide the "print-out"">🚫 Hide output</button>
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2012-02-09 03:37:04 +00:00
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</form>
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</div>
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2015-02-19 05:48:39 +00:00
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<br style="clear: both;">
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2012-02-09 03:37:04 +00:00
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<h3 id="links">Links</h3>
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<ul>
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2014-09-26 02:22:12 +00:00
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<li>
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Real emulators in JavaScript:
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<a target="_blank" href="http://www.scullinsteel.com/apple2/">Apple IIjs</a>,
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<a target="_blank" href="http://www.scullinsteel.com/apple//e">Apple //jse</a>,
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2022-01-29 18:24:27 +00:00
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<a target="_blank" href="http://www.megidish.net/apple2js/index.html">Apple2JS</a>,
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2014-09-26 02:22:12 +00:00
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and
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<a target="_blank" href="https://github.com/nicholasbs/appletoo">many</a>
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<a target="_blank" href="http://porkrind.org/a2/">more</a>
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2013-08-16 05:32:21 +00:00
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<li><a target="_blank" href="http://www.6502asm.com/">6502asm.com</a> - a 6502 assembler/emulator in JavaScript
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<li><a target="_blank" href="http://www.quitebasic.com/">Quite BASIC</a> - a similar project aimed at teaching programming
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2012-02-09 03:37:04 +00:00
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</ul>
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2017-08-15 17:10:30 +00:00
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<div id="paper-spacer"></div>
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2013-08-16 08:37:54 +00:00
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<div id="paper"></div>
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2012-02-09 03:37:04 +00:00
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2013-12-08 23:48:03 +00:00
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<script src="basic.js?2012-02-08"></script>
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<script src="bell.js"></script>
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<script src="tty.js"></script>
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<script src="lores.js"></script>
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<script src="hires.js"></script>
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<script src="dos.js"></script>
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<script src="printer.js"></script>
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<script src="index.js"></script>
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