极客教程Fabric.js escapeXml() 方法
escapeXml() 方法用于转义指定字符串中 XML 标记语言中的字符。
语法：
escapeXml(string)
参数：
该方法接受一个参数，如上所述，并在下面进行描述：
- string： 该参数保存要转义的字符串。
返回值：
该方法返回指定字符串的转义版本。
示例1：
<!DOCTYPE html>
<html>
<head>
<script src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.min.js" >
</script>
<script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.min.js.map">
</script>
<script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.js">
</script>
</head>
<body>
<script type="text/javascript">
// Printing a string with the help
// of escapeXml() function
// without the characters of XML
console.log(fabric.util.string.escapeXml("GeeksforGeeks"));
// Printing a string with the help
// of escapeXml() function
// with the characters of XML
console.log(fabric.util.string.escapeXml("Geeks<abc>for</abc>Geeks"));
// Printing a string without the help
// of escapeXml() function
// with the characters of XML
console.log("Geeks<abc>for</abc>Geeks");
</script>
</body>
</html>
输出：
GeeksforGeeks
Geeks<abc>for</abc>Geeks
GeeksforGeeks
示例2：
<!DOCTYPE html>
<html>
<head>
<script src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.min.js" >
</script>
<script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.min.js.map">
</script>
<script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.js">
</script>
</head>
<body>
<script type="text/javascript">
console.log("Using escapeXml() Function:");
var value="GFG <a> is a CS </a> portal.";
console.log(fabric.util.string.escapeXml(value));
console.log("Without using escapeXml() Function:");
var value="GFG <a> is a CS </a> portal.";
console.log(value);
</script>
</body>
</html>
输出：
Using escapeXml() Function:
GFG <a> is a CS </a> portal.
Without using escapeXml() Function:
GFG is a CS portal.