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ymqy/index.html

Created August 10, 2020 14:09
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// source https://jsbin.com
Raw
index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<script>
function loadImage(url) {
return new Promise((rs, rj) => {
const img = document.createElement('img');
img.src = url;
img.onload = function() {
rs(url);
}
img.onerror = function() {
rj(new Error('img load failed.'));
}
});
}
loadImage('https://www.baidu.com/img/PCtm_d9c8750bed0b3c7d089fa7d55720d6cf.png').then((value)=> {
console.log('value', value);
}, (err) => {
console.log('err', err);
});;
</script>
<script id="jsbin-source-html" type="text/html"><!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<script>
function loadImage(url) {
return new Promise((rs, rj) => {
const img = document.createElement('img');
img.src = url;
img.onload = function() {
rs(url);
}
img.onerror = function() {
rj(new Error('img load failed.'));
}
});
}
loadImage('https://www.baidu.com/img/PCtm_d9c8750bed0b3c7d089fa7d55720d6cf.png').then((value)=> {
console.log('value', value);
}, (err) => {
console.log('err', err);
});;
<\/script>
</body>
</html>
</script>
</body>
</html>
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