12)函数指针 例 3.12.1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"/> <script type="text/javascript"> function sortNumber(a, b) { document.writeln(a + b); } function sortq(sortNumberqqq) { document.writeln("马克-to-win"); sortNumberqqq(1, 2); return 6; } /* note that it will report error if we write the following statement as document.write("test "+sortq(sortNumberqixy)); note that here sortNumber is a function pointer. 下面这句话是先执行sortq(sortNumber),等返回值以后,再执行document.write("test "*/ document.write("test " + sortq(sortNumber));
更多请见:https://blog.csdn.net/qq_44594249/article/details/100144334
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