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//闭包 python java c c++ c# function a(){ console.log("this is a"); func...
//回调函数 // function a(fun){ // console.log("this is a 的封装"); // fun(...
/** * 递归 */ function digui(parent){ var sons = parent.childNodes; for(va...
/** * document object model * Node节点 * 元素节点(div,span,p) * 文本节点 content *...
var m ="ashiesaysd say12 54 "; var ag = new RegExp("say","g"); // var c...
var m = "abcsfwabcwerafsdv"; //console.log(m.match(/abc/g)); function zz...
<!DOCTYPE html> var usernameinput = document.getElementsByName("username...
var words ="hello word hello word hello word"; //一.console.log(words.ma...