jquery plug-in learning (1)_jquery-JS Tutorial-php.cn

Closer to home, start learning with me :);

1.jquery has customized the jQuery.extend() and jQuery.fn.extend() methods, among which the jQuery.extend() method can create a global function Or selector, and jQuery.fn.extend() can create jQuery object methods. Let’s talk about it in a long way: Both of these two methods contain a parameter. The parameter only accepts objects with a name/value pair structure, where the name represents the function or method name, and the value represents the function body.

Copy code The code is as follows:

 
jQuery.extend({ 
minValue : function(a,b){ 
return a>b? b:a; 
}, 
maxValue : function(a,b){ 
return a}, 
}) 

Copy code The code is as follows: