File: load-image.html

package info (click to toggle)
webkit2gtk 2.48.5-1~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 429,792 kB
  • sloc: cpp: 3,697,587; javascript: 194,444; ansic: 169,997; python: 46,499; asm: 19,295; ruby: 18,528; perl: 16,602; xml: 4,650; yacc: 2,360; sh: 2,098; java: 1,993; lex: 1,327; pascal: 366; makefile: 295
file content (20 lines) | stat: -rw-r--r-- 505 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
<!DOCTYPE html>
<html>
<body>
<script>
function canLoadImage(url) {
    return new Promise(resolve => {
        let element = document.createElement("img");
        let complete = event => {
            element.remove();
            resolve(event.type !== "error");
        };
        element.addEventListener("load", complete);
        element.addEventListener("error", complete);
        element.setAttribute("src", url);
        document.body.appendChild(element);
    });
};
</script>
</body>
</html>