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Diffstat (limited to 'dom/tests/browser/prevent_return_key.html')
-rw-r--r-- | dom/tests/browser/prevent_return_key.html | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/dom/tests/browser/prevent_return_key.html b/dom/tests/browser/prevent_return_key.html new file mode 100644 index 0000000000..4ec846f2e0 --- /dev/null +++ b/dom/tests/browser/prevent_return_key.html @@ -0,0 +1,34 @@ +<!DOCTYPE html> +<html> +<head> + <meta charset="utf-8"> + <title>Prevent return key should not submit form</title> + <script type="application/javascript"> + function init() { + let input = document.getElementById("input"); + input.addEventListener("keydown", function(aEvent) { + if (aEvent.keyCode == 13) { // return key + alert("Hello!"); + aEvent.preventDefault(); + return false; + } + return true; + }, {once: true}); + + let form = document.getElementById("form"); + form.addEventListener("submit", function() { + let result = document.getElementById("result"); + result.innerHTML = "submitted"; + }, {once: true}); + } + </script> +</head> + +<body onload="init()"> + <form id="form"> + <input type="text" id="input"> + <button type="submit" id="submitBtn">Submit</button> + </form> + <p id="result">not submitted</p> +</body> +</html> |