/**
* 把html转义成HTML实体字符
* @param str
* @returns {string}
* @constructor
*/
function htmlEncode(str) {
var s = "";
if (str.length === 0) {
return "";
}
s = str.replace(/&/g, "&");
s = s.replace(/</g, "<");
s = s.replace(/>/g, ">");
s = s.replace(/ /g, " ");
s = s.replace(/\'/g, "'");//IE下不支持实体名称
s = s.replace(/\"/g, """);
return s;
}
/**
* 转义字符还原成html字符
* @param str
* @returns {string}
* @constructor
*/
function htmlRestore(str) {
var s = "";
if (str.length === 0) {
return "";
}
s = str.replace(/&/g, "&");
s = s.replace(/</g, "<");
s = s.replace(/>/g, ">");
s = s.replace(/ /g, " ");
s = s.replace(/'/g, "\'");
s = s.replace(/"/g, "\"");
return s;
}
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