|
var re = /<a href=[/"/']?([-=/w/.///?]+)[/"/']?>[/[/(<]?[/]/)>]?<//a>/igm;
if (window.document.body.innerHTML.search(re) >= 0) {
var PREVIOUS_PAGE = RegExp.$1;
}
如果搜下到"",則定義var PREVIOUS_PAGE = RegExp.$1;
var re = /<a href=[/"/']?([-=/w/.///?]+)[/"/']?>[/[/(<]?[/]/)>]?<//a>/igm;
if (window.document.body.innerHTML.search(re) >= 0) {
var NEXT_PAGE = RegExp.$1;
}
如果搜下到"",則定義var NEXT_PAGE = RegExp.$1;
if (typeof PREVIOUS_PAGE == "string" || typeof NEXT_PAGE == "string") {
document.onkeydown = function() {
switch (event.srcElement.tagName) {
case "INPUT":
case "TEXTAREA":
case "SELECT":
break;
default:
if (event.keyCode == 37 /* Arrow Left*/ && typeof PREVIOUS_PAGE == "string") {
window.location.href = PREVIOUS_PAGE;
}
else if (event.keyCode == 39 /* Arrow Right */ && typeof NEXT_PAGE == "string") {
window.location.href = NEXT_PAGE;
}
}
}
}
JavaScript技術(shù):用js實(shí)現(xiàn)鍵盤方向鍵翻頁(yè)功能的代碼,轉(zhuǎn)載需保留來源!
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