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function isUnsignedInteger(strInteger) {
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µÚÎåÕ Strings and Regular Expressions ×Ö·û´®ºÍÕýÔò±í´ïʽ
Practically all JavaScript programs are intimately tied to strings. For example, many applications use Ajax to fetch strings from a server, convert those strings into more easily usable JavaScript objects, and ......
Data Format Conclusions Êý¾Ý¸ñʽ×ܽá
Favor lightweight formats in general; the best are JSON and a character-delimited custom format. If the data set is large and parse time becomes an issue, use one of these two techniques:
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µÚʮՠTools ¹¤¾ß
Having the right software is essential for identifying bottlenecks in both the loading and running of scripts. A number of browser vendors and large-scale websites have shared techniques and tools to help make the Web faster and more efficient. This ......
Fiddler
Fiddler is an HTTP debugging proxy that examines the assets coming over the wire and helps identify any loading bottlenecks. Created by Eric Lawrence, this is a general purpose network analysis tool for Windows that provides detailed reports on any browser or web request. ......