24 lines
445 B
HTML
24 lines
445 B
HTML
<!doctype html>
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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div {
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border: medium solid red;
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border-width: 32em;
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}
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</style>
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<script>
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document.addEventListener("DOMContentLoaded", () => {
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document.execCommand("selectAll");
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getSelection().modify("move", "backward", "character");
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getSelection().collapseToStart();
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}, {once: true});
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</script>
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</head>
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<body>
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<button contenteditable></button>
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<input value="a">
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<div></div>
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</body>
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</html>
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