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PHP中取反一直不怎么理解 应该如何读代码

WBOY
WBOYOriginal
2016-06-06 20:07:29875browse

if(!(2>1)){

<code>   echo '2>1';</code>

}else{

<code>   echo '2</code>

}

表达式中的代码怎么读啊,这块好晕,求大家帮助

这个问题已被关闭,原因:与已有问题重复

回复内容:

if(!(2>1)){

<code>   echo '2>1';</code>

}else{

<code>   echo '2</code>

}

表达式中的代码怎么读啊,这块好晕,求大家帮助

<code>if (!(2 > 1)) {

}

//就是
if (!true) {

}

//也就是
if (false) {

}</code>

层层理解条件即可
话说,可读性差的代码,不提倡

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