想要自己是实现下jquery代码,写到extend方法的时候,需要实现深拷贝以及判断类型,我看源码是直接jQuery.extend( { isPlainObject: function( obj ) {} }),但是我自己这么写的时候,就报错:jQuery.isPlainObject is not a function 相关代码 // 请把代码文本粘贴到下方(请勿用图片代替代码) (function (root) { var j...
A.prototype.fun_p=function(){console.log("prototpye");}; A.fun_c=function(){console.log("constructor");}; var a=new A(); A.fun_p();//A.fun_p is not a function A.fun_c();//constructor a.fun_p();//prototpye a.fun_c();//a.fun_c is not a function 通过以上测试可以...
jQuery.extend = jQuery.fn.extend =function() { ….. }); 如果我们只传一个对象参数到$.extend和$.fn.extend方法里,那么这个对象最后会拷贝到this指针里,$.extend方法里的this指针指向的是jQuery对象本身,而$.fn.extend里的this指针是指向jQuery.fn也就是jQuery.prototype(jQuery的原型对象),所以$.extend可以...
因为在以前使用jquery.form一直都没有出现过这个问题，我对比以前的项目才发现，在这个项目中使用的jQuery是1.10.2的版本，而以前是使用的1.4.2。度娘一番之后，找到解决办法：jQuery.handleError is not a function 报错原因是：handlerError只在jquery-1.4.2之前的版本中存在，jquery-1.4.2之后的...
DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport...
handleError: function( s, xhr, status, e ) { // If a local callback was specified, fire it if ( s.error ) { s.error.call( s.context || s, xhr, status, e ); } // Fire the global callback if ( s.global ) { (s.context ? jQuery(s.context) : jQuery.event).trigger( "...
function Plugin( element, options ) { this.element = element; // jQuery has an extend method that merges the // contents of two or more objects, storing the // result in the first object. The first object // is generally empty because we don't want to alter ...
I'm trying to get autosize.js to work in my Rails 6 application but it doesn't matter what I try, it's not working. Every time I try to use it on a textarea I'm getting this error: jQuery(...).autosize is not a function What I did: I add...
"function" ]; jQuery.each(objs, function (i) { var isFunc = jQuery.isFunction(objs[i]); $("span:eq( " + i + ")").text(isFunc); }); 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. [ true,false,false,true,false ] ...
.queryBuilder is not a function Owner mistic100 commented Jan 5, 2018 standalone = query-builder + extendext + dot that means you have query-builder and extendext twice in your app Owner mistic100 commented Jan 5, 2018 • edited and otherwise there is nothing wrong with code, so ...