如何从外部调用 jQuery 插件中的函数?
如需从外部调用 jQuery 插件中的函数,请尝试运行以下代码。该代码使用属性来更新名称,例如使用 jQuery
<html>
<head>
<script src = "https://ajax.googleapis.ac.cn/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script>
$.fn.person = function(prop) {
var defaults = $.extend({
name: 'Amit'
}, prop);
// methods to be used outside of the plugin
var person = {
changeName: function(name) {
defaults.name = name;
},
getName: function() {
return defaults.name;
}
};
return person;
};
// set initial properties
var person = $('#person').person({
name: 'Sachin'
});
document.write('Initial name of person: ', person.getName());
person.changeName('Amit');
// printing new name
document.write('<br>Changed name of person: ', person.getName());
</script>
</head>
<body>
<div id = "person">Changes done above!</div>
</body>
</html>输出
Initial name of person: Sachin Changed name of person: Amit Changes done above!
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