Re: Scope of variable in Class

From: Date: Mon, 06 Nov 2000 23:34:05 +0000
Subject: Re: Scope of variable in Class
References: 1  Groups: php.general 
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There is no encapsulation in PHP4 at the moment. I usually "fake" private properties by prefixing them with an underscore, and wrapping their access with Get and Set methods. But there is no way right now to programatically enforce encapsulation. John On Mon, 6 Nov 2000, Reuben D Budiardja wrote: > Suppose I have a class: > > class Cart { > var $items; > > function add_item ($num) { > $this->items = $num; > } > } > > I can access (ie. print) $items by doing: > > $myCart = new Cart; > echo $myCart->items; > > My question: is there any way so that someone can NOT access $items? in > order words, make $items a PRIVATE variable for the class only? > > Thanks > Reuben D. Budiardja > > > -- John Donagher Application Engineer Intacct Corp. - Powerful Accounting on the Web 408-395-0989 720 University Ave. Los Gatos CA 95032 www.intacct.com -----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.0.1 (GNU/Linux) Comment: For info see http://www.gnupg.org mQGiBDnCZ1oRBACFgkFCV6p3dWic1qm1FLhip5beIyzZSt+ccTDYQQdPZA/t5H+k PZ7ZFBIUrXz/oEqwQwlEKlg8JQqg7hgtcL+xrIJ0BInLeSJG4lvvB551g59Thr7/ OsdxNVxKci775+K+GkdAz4xcULMuB+QE7t665Ri46EAS8ALos5UG6DGmhwCguD0v 1cxwy/KlKr+oi4sWM9caueED/RmjiSD3vmBZQt6PMisVe1AmkEf6cJoemduCSJxu 0eMz/LIeu+CqfpuJH2N/dZ3hRj9xMSHF4l71wKqV99zhm58kDGwG1u3yVzULPDqz 0yL+8nunlkoOUyn3zOnh3Zmz4POFVMZQ5oian3QkLllUwly5JCi5tWULxZ2vOkb0 zzjuA/4jigNxYV4NAyCl+wAbnyzk9/Iz8EHv4/0Ex8ytlcMtvBJKa9HjJxlyIl74 yOILHk3+GSAdM0b3ZmbavpoCpebinOMBhqEVBwCI4VUIAqf86gx+2dKBGxfKPnU4 Xxvqs/BOl/EbeJjyd4uieYndGRaWg+kYXqZ7SxrlFN24fohnd7QgSm9obiBEb25h Z2hlciA8am9obkB3ZWJtZXRhLmNvbT6IVgQTEQIAFgUCOcJnWgQLCgQDAxUDAgMW AgECF4AACgkQIt6tVu6+jd3SHwCgjssFktMXf8NjE9JBR+sJ2gDIsW8An0CFNdFd dU+DJYC6ogYP9AsVfM27uQENBDnCZ2MQBAD8E0qe1gBKjtoRmyiyORtwhOz/2XZE mqiZN2NouAUWRRZd4dHggFAA1jUsp2MVIZZQyY9ajNVy3Oaxj5kYz8LR5GItxxcD jC8RFXKM40ZfTJeR7fH6eJa689w+le71Tt4ALyN4xcjSWuksr8795AhHFjonDi8D rgGIq6GtWvi/KwADBgQAmeBbcjPzhqR2M8TdvEyNfVTQSSp/RNoTjNNWpHui8V0p kiQ49tbsqeMjXGToGgMugfmrX77JidXyuVjgYjT9xUdaaA25qKAR75M9izDliT7Y h5L+QZTAw0/5X9go7XK3WI3LYfFrp4TP0veXgSWxDqccqsRzWKW7IoXsliTCbVqI RgQYEQIABgUCOcJnYwAKCRAi3q1W7r6N3YIcAKCkJMTPLu6tOPnXPl2s3xmnSawy BACeOx83WlBhVScYWo+BUzntJ6ks4T0= =OkJU -----END PGP PUBLIC KEY BLOCK-----

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