PHP 5.4? \'Call-time Pass-by-Reference\' ??? ??? ??? ? ????
Dec 17, 2024 pm 01:43 PM
PHP 5.4? Call-Time Pass-by-Reference ?? ??
PHP 5.4 ?? "Call-time pass-by- ??? ???????."?? ??? ???? ?? ??? ?? ??? ??? ???? ?? ????? ? ????. ??? ? ??? ?? ???? ?????.
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"&"? ???? ??? ??? ??? ??? ??? ? ??? ?????. ??? ??? ??? ????. ?? ???? ??? ???? ?? ?? ???? ???? ???.
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// Wrong way!
myFunc(&$arg); # Deprecated pass-by-reference argument
function myFunc($arg) { }
??? ??:
// Right way!
myFunc($var); # pass-by-value argument
function myFunc(&$arg) { }
?? ??? ??? PHP ??? "call-time pass-by-reference"? ?? 5.3?? ? ?? ???? ??? 5.4?? ??? ???????. ??? ?? ? ??? ????? ??? ??? ?? ???? ?? ????.
??? ?? ??? ?????? ???? PHP 5.4 "Call-time pass-by-reference" ??? ?? ???? ??? ??? ????? ?????.
? ??? PHP 5.4? \'Call-time Pass-by-Reference\' ??? ??? ??? ? ????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
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