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php学习之%s

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Release： 2016-06-23 14:31:03
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%s 是表示要转换成字符的数据类型，具体的数据和数据类型，由后面的变量决定。%s 表示一个字符串。还有其它的，如 ：%c 一个 ASCII 字符%d 一个整数%u 一个符号数%x 一个十六进制数还有其它的 %f, %F, %e, %E, %g, %G……具体的可要查PHP手册
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