Answers for "verify if file exists javascript"

18

node check if file exists

const fs = require("fs"); // Or `import fs from "fs";` with ESM
if (fs.existsSync(path)) {
    // Do something
}
Posted by: Guest on May-22-2020
1

javascript file exists check

// checking existence of file synchronously
function doesFileExist(urlToFile) {
    var xhr = new XMLHttpRequest();
    xhr.open('HEAD', urlToFile, false);
    xhr.send();
     
    return xhr.status !== 404;
}
Posted by: Guest on June-30-2020
-1

check if file exists javascript

function executeIfFileExist(src, callback) {
    var xhr = new XMLHttpRequest()
    xhr.onreadystatechange = function() {
        if (this.readyState === this.DONE) {
            callback()
        }
    }
    xhr.open('HEAD', src)
}
Posted by: Guest on May-20-2020

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