rfc:assignment-overloading

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rfc:assignment-overloading [2016/01/04 00:32]
pollita created
rfc:assignment-overloading [2017/09/22 13:28] (current)
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 ===== Introduction ===== ===== Introduction =====
-PHP allows for basic operator overloading for builtin objects. ​ For example, in the following code, gmp_init() produces an object instance of class "​GMP",​ yet the addition operation is not only valid, it produces a valid result (a new object with an updated value).+PHP allows for basic operator overloading for builtin objects. ​ For example, in the following code, gmp_init() produces an object instance of class "​GMP",​ yet the addition operation is not only valid, it produces a valid result (a new object with an updated value). ​ 
  
   <?php   <?php
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   var_dump($h);​ // object(GMP)#​2 { ["​num"​]=>​125 }   var_dump($h);​ // object(GMP)#​2 { ["​num"​]=>​125 }
  
-Specifically,​ the following basic operators are overloaded: + - * / ** .+Specifically,​ the following basic operators are overloaded: + - * / %%**%% .
  
-In addition, the assignment versions of these operators ( += -= *= /= **= .= ) are supported by executing a normal operation followed by a store. ​ Thus the following two blocks of code are effectively identical.+In addition, the assignment versions of these operators ( += -= *= /= %%**%%= .= ) are supported by executing a normal operation followed by a store. ​ Thus the following two blocks of code are effectively identical.
  
   <?php   <?php
rfc/assignment-overloading.txt · Last modified: 2017/09/22 13:28 (external edit)