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December 16, 2015 06:49
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Generate HTML from JavaScript object literals.
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Proof of Concept</title> | |
| <script> | |
| // TODO how should Arrays be handled? | |
| // TODO strict mode (no '\n' or padding) to allow for significant whitespace (e.g. for <pre>, <textarea>) | |
| var toHTML = function(value, name, indent) { | |
| var pad = new Array((indent = indent || 0)).join(' '); | |
| if (typeof value === 'object') { | |
| value = Object.keys(value).map(function(key) { | |
| return toHTML(value[key], key, indent + 1); | |
| }).join(''); | |
| } | |
| if (typeof name === 'undefined') { | |
| return value; | |
| } | |
| return pad + '<' + name + '>\n' + value + '\n' + pad + '</' + name + '>\n'; | |
| }; | |
| </script> | |
| <script> | |
| // TODO how to specify attribute for tag, such as 'class' for CSS? | |
| var view = { | |
| html: { | |
| head: { | |
| title: 'Proof of Concept', | |
| style: 'footer div { color: #F0F0F0; font-size: 8px; }' | |
| }, | |
| body: { | |
| header: {}, | |
| section: { | |
| h2: new Date().toString(), | |
| article: 'It was a dark and stormy night...' | |
| }, | |
| footer: { | |
| div: '©' + new Date().getFullYear() + ' prettycode.org' | |
| } | |
| } | |
| } | |
| }; | |
| </script> | |
| <script> | |
| window.onload = function() { | |
| document.getElementById('output').innerHTML = toHTML(view); | |
| }; | |
| </script> | |
| <style> | |
| body { | |
| margin: 0; | |
| padding: 0; | |
| width: 100%; | |
| } | |
| textarea { | |
| height: 480px; | |
| width: inherit; | |
| } | |
| </style> | |
| </head> | |
| <body><textarea id="output"></textarea></body> | |
| </html> |
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