
PHP的foreach循环能否遍历非数组类型?
本文共计291个文字,预计阅读时间需要2分钟。1. foreach格式: foreach (array_expression as $value) statement foreach (array_expression as $key=&g
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本文共计291个文字,预计阅读时间需要2分钟。1. foreach格式: foreach (array_expression as $value) statement foreach (array_expression as $key=&g