iframe 的 Execcommand 不起作用
我正在制作自己的所见即所得编辑器。但我无法使用 execcommand 函数将任何文本设为粗体。我正在使用下一个代码:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<title>Untitled Document</title>
<script type="text/javascript">
function loadWysiwyg() {
if(window.navigator.appName == "Microsoft Internet Explorer") {
reactioneditor.document.designMode = "on";
} else {
document.getElementById('reactioneditor').contentDocument.designMode = "on";
}
}
function make_bold() {
document.getElementById("reactioneditor").contentWindow.document.execCommand("bold", false, null);
}
</script>
</head>
<body onload="loadWysiwyg();">
<iframe id="reactioneditor" style="border: 1px solid #CCC;width: 100%; height: 200px;"></iframe>
<button id="makebold" onclick="make_bold();">Maak bold</button>
</body>
</html>
我阅读了多个教程但没有效果,我现在不知道如何修复它。
有谁可以吗?
I am making my own WYSIWYG editor. But i can't make any text bold with the execcommand function. I am using the next code:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<title>Untitled Document</title>
<script type="text/javascript">
function loadWysiwyg() {
if(window.navigator.appName == "Microsoft Internet Explorer") {
reactioneditor.document.designMode = "on";
} else {
document.getElementById('reactioneditor').contentDocument.designMode = "on";
}
}
function make_bold() {
document.getElementById("reactioneditor").contentWindow.document.execCommand("bold", false, null);
}
</script>
</head>
<body onload="loadWysiwyg();">
<iframe id="reactioneditor" style="border: 1px solid #CCC;width: 100%; height: 200px;"></iframe>
<button id="makebold" onclick="make_bold();">Maak bold</button>
</body>
</html>
I readed multiple tutorials but with no effect, i don't now how i can fix it.
Is there anyone who can?
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你的确切代码适用于 IE、Firefox 和 Chrome。我在 iFrame 中写入了一些文本,选择它,然后单击按钮。这些是您正在采取的步骤吗?您遇到任何错误吗?
Your exact code works for me in IE, Firefox, and Chrome. I wrote some text into the iFrame, selected it, and clicked the button. Are those the steps you are taking? Are you getting any errors?