37 lines
1 KiB
JavaScript
37 lines
1 KiB
JavaScript
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#include html.js
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const $meta = (() => {
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return {
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get(name, prefixed=true) {
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if(!name) return;
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if(prefixed) name = `msz-${name}`;
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const elem = $query(`meta[name="${name}"]`);
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if(elem instanceof HTMLMetaElement && typeof elem.content === 'string')
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return elem.content;
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return null;
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},
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set(name, value, prefixed=true) {
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if(!name) return;
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if(prefixed) name = `msz-${name}`;
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let elem = $query(`meta[name="${name}"]`);
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if(elem instanceof HTMLMetaElement) {
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if(typeof value === 'string')
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elem.content = value;
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else
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elem.remove();
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} else {
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if(typeof value !== 'string')
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return;
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elem = document.createElement('meta');
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elem.name = name;
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elem.content = value;
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document.head.appendChild(elem);
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}
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},
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};
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})();
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