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| 來自：樹雄 | 時間：Sat 2018-07-07 20:32:01 | | | 來自：ywsing0 | | 時間：Sat 2018-07-07 19:54:09 | | | | https://www.ctgoodjobs.hk/job/junior-senior-developer-engineer/05219047 | | | | koala can u answer xd | | $a=1; $b=2; $c=&$b; $d=++$c; echo $a+$b+$c+$d; | | Should be 10. | | No machine at hand to really test it. But, | | $a = 1; (a=1, b=null, c=null, d=null) | $b = 2; (a=1, b=2, c=null, d=null) | $c = &$b; (a=1, b=2, c=&b=2, d=null) | $d = ++$c; (a=1, b=3, c=&b=3, d=3)
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