浅谈PHP中其他类型转化为Bool类型,浅谈bool
浅谈PHP中其他类型转化为Bool类型,浅谈bool
问题起由:PHP中if(true==2)会返回true还是false?
结果是返回true,顺着这个问题,我把php其他数据类型也测试一下。
结论:
转化为bool类型时,会变成false的几种数据:
1.整型0
2.空字符串
3.空数组
4.NULL
欢迎补充...
测试代码:
<?php function p($title,$mybool){ echo "<pre class="brush:php;toolbar:false">".$title; echo var_dump($mybool)."
PHP中的其他类型转化为Bool类型
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