20 lines
425 B
JavaScript
20 lines
425 B
JavaScript
const md5 = require('md5');
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const fs = require('fs');
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let filename = '5241-1.png';
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const start = Date.now();
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filename = filename.split('.png')[0];
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const hash = md5(filename);
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console.log(hash);
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const bucket = hash.substring(0, 4);
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const file = `./image/${bucket[0]}/${bucket[1]}/${bucket[2]}/${bucket[3]}/${filename}.png`;
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console.log(fs.existsSync(file));
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const delta = Date.now() - start;
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console.log(`${delta}ms`);
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