node check if file exists
const fs = require("fs"); // Or `import fs from "fs";` with ESM
if (fs.existsSync(path)) {
// Do something
}node check if file exists
const fs = require("fs"); // Or `import fs from "fs";` with ESM
if (fs.existsSync(path)) {
// Do something
}nodejs file exists
const fs = require('fs')
// We will convert sync function into a promise function
// so when is ready will provide the result without blocking.
const exists = async (path) => {
return await new Promise((resolve) => {
resolve(fs.existsSync(path));
});
};
// If you have a file name samples on same root it will result true.
exists('./samples.txt').then(res => console.log(res))
console.log(`I'm not blocked as I'll show up on first`)node check if file exists
const fs = require('fs');
let file = '../path/to/chad_warden.mpeg';
// async
const fileExists = (file) => {
return new Promise((resolve) => {
fs.access(file, fs.constants.F_OK, (err) => {
err ? resolve(false) : resolve(true)
});
})
}
// sync
const fileExistsSync = (file) => {
try {
fs.accessSync(file, fs.constants.R_OK | fs.constants.W_OK);
return true;
} catch (err) {
return false;
}
}Copyright © 2021 Codeinu
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