在PHP中,通常一个字符串被定义在一对引号中,如: 'I am a string in single quotes' "I am a string in double quotes" PHP语法分析器是用成对的引号来判断一个字符串的。因此,所有字符串必须 ...
作者:姚采芙 |发布:2008-05-03 09:04:00
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