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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>7.16 匹配转义字符</title>
<link rel="stylesheet" href="qunit/qunit-1.18.0.css">
</head>
<body>
<div id="qunit"></div>
<div id="qunit-fixture"></div>
<script src="qunit/qunit-1.18.0.js"></script>
<script type="text/javascript">
QUnit.test("7.16 匹配转义", function(assert)
{
var pattern = /^((\w+)|(\\.))+$/; //#1
var tests = [ //#2 除了最后一个，其他应该全部通过
"formUpdate",
"form\\.update\\.whatever",
"form\\:update",
"\\f\\o\\r\\m\\u\\p\\d\\a\\t\\e",
"\\\\\\\\",
"form:update"
];
for (var n = 0; n < tests.length; n++)
{ //#3
assert.ok(pattern.test(tests[n]),
tests[n] + " is a valid identifier");
}
})
</script>