douyiyang6317 2012-08-15 14:18
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PHP中三元运算符左侧的符号大于什么?

I came across a new syntax for a ternary operation in PHP.

$this->view->totalNumber > $itemsPerPage ? $this->view->renderPaginator = true 
                                         : $this->view->renderPaginator = false;

Is this some sort of short-hand for only apply the ternary operation if the resulting value is greater than the existing value for the left side variable?

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  • dongzhong5833 2012-08-15 14:22
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    It's just the comparison operation. You can rewrite it like this if it helps you understand:

    ($this->view->totalNumber > $itemsPerPage) ? $this->view->renderPaginator = true : $this->view->renderPaginator = false;
    

    Now a better way to write it would be simply to do:

    $this->view->renderPaginator = ($this->view->totalNumber > $itemsPerPage);
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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