mysql仿百度搜索高亮_JQuery+JS实现仿百度搜索结果中关键字变色效果

1.源码

$(function() {

$("#btn_1").click(function() {

var $keyword = $("#Text1").val()

setHeightKeyWord('bbb', $keyword, 'Red', true)

});

});

function setHeightKeyWord(id, keyword, color, bold) {

if (keyword == "")

return;

var tempHTML = $("#" + id).html();

var htmlReg = new RegExp("\<.>", "i");

var arrA = new Array();

for (var i = 0; true; i++) {

var m = htmlReg.exec(tempHTML);

if (m) {

arrA[i] = m;

}

else {

break;

}

tempHTML = tempHTML.replace(m, "[[[[" + i + "]]]]");

}

var replaceText

if (bold)

replaceText = "$1";

else

replaceText = "$1";

var arrayWord = keyword.split(',');

for (var w = 0; w < arrayWord.length; w++) {

var r = new RegExp("(" + arrayWord[w].replace(/[(){}.+*?^$|\\\[\]]/g, "\\$&") + ")", "ig");

tempHTML = tempHTML.replace(r, replaceText);

}

for (var i = 0; i < arrA.length; i++) {

tempHTML = tempHTML.replace("[[[[" + i + "]]]]", arrA[i]);

}

$("#" + id).html(tempHTML);

}