var getName = function(){
return ''svenzeng"
}
var getSex = function(){
return 'man'
}
var getUserInfo = function(){
var info = a() + b();
return info;
}
var getNameAndSex = function(){
return 'svenzeng" + "man";
}
var stopEvent = function( e ){ //同时阻止事件默认行为和冒泡
e.stopPropagation();
e.preventDefault();
}
function addEvent(element, type, func) {
if (window.addEventListener) {
element.addEventListener(type, func, false);
}
else if (window.attachEvent) {
element.attachEvent('on'+type, func);
}
else {
element['on'+type] = func;
}
}
var foo = document.getElementById('foo');
foo.style.color = 'red';
foo.style.width = '150px';
var bar = document.getElementById('bar');
bar.style.color = 'red';
bar.style.width = '150px';
var baz = document.getElementById('baz');
baz.style.color = 'red';
baz.style.width = '150px';
function setStyle(elements, property, value) {
for (var i=0, length = elements.length; i < length; i++) {
document.getElementById(elements[i]).style[property] = value;
}
}
// 现在你可以这么写:
setStyle(['foo', 'bar', 'baz'], 'color', 'red');
setStyle(['foo', 'bar', 'baz'], 'width', '150px');
function setStyles(elements, styles) {
for (var i=0, length = elements.length; i < length; i++) {
var element = document.getElementById(elements[i]);
for (var property in styles) {
element.style[property] = styles[property];
}
}
}
//现在你只要这样写:
setStyles(['foo', 'bar', 'baz'], {
color: 'red',
width: '150px'
});
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