摘要: http://www.cnblogs.com/JamyWong/archive/2009/06/03/1495499.html 阅读全文
posted @ 2015-09-24 14:32 Grass_to 阅读(128) 评论(0) 推荐(0) 编辑
摘要: 在php 中$a = '0';$b = (bool)$a;var_dump($a);//输出false在js中官方说明:Note:Ifthevalueparameterisomitted,oris0,-0,null,,false,undefined,orNaN,theobjectissettofal... 阅读全文
posted @ 2015-09-24 14:21 Grass_to 阅读(1737) 评论(0) 推荐(0) 编辑