阅读:4126 次 编辑日期:2014-01-13
var names = new Array(); names[0] = "CSS"; names[1] = "JS"; names[2] = "PHP";
var names = new Array("CSS","JS","PHP");
var names = new Array("CSS","JS","PHP"); alert(names[0]);//CSS
var names = new Array("CSS","JS","PHP"); alert(names.push("SEO"));//4 alert(names[3]);//SEO
var names = new Array("CSS","JS","PHP"); alert(names.unshift("SEO"));//4 alert(names[0]);//SEO
var names = new Array("CSS","JS","PHP"); alert(names.splice(1,0,"SEO"));//"" alert(names);//CSS,SEO,JS,PHP
var names = new Array("CSS","JS","PHP"); alert(names.pop());//PHP alert(names);//CSS,JS
var names = new Array("CSS","JS","PHP"); alert(names.shift());//CSS alert(names);//JS,PHP
var names = new Array("CSS","JS","PHP"); names.splice(1,1) alert(names);//CSS,PHP
var names = new Array("CSS","JS","PHP"); alert(names.slice(1,3));//JS,PHP
var firstname = new Array("CSS","JS"); var lastnames = new Array("PHP","SEO"); alert(firstname.concat(lastnames));//CSS,JS,PHP,SEO
var names = new Array("CSS","JS","PHP","SEO"); alert(names.slice());//CSS,JS,PHP,SEO alert(names.concat());//CSS,JS,PHP,SEO
var names = new Array("CSS","JS","PHP","SEO"); alert(names.reverse());//SEO,PHP,JS,CSS
var names = new Array("CSS","JS","PHP","SEO"); alert(names.sort());//CSS,JS,PHP,SEO
var names = new Array("CSS","JS","PHP","SEO"); alert(names.join("_"));//CSS_JS_PHP_SEO