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File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / php / tests / lang / returnByReference.009.phpt
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Tue Feb 21 23:48:06 2012 UTC (12 years, 6 months ago) by misho
Branches: php, MAIN
CVS tags: v5_4_3elwix, v5_4_29p0, v5_4_29, v5_4_20p0, v5_4_20, v5_4_17p0, v5_4_17, v5_3_10, HEAD
php

    1: --TEST--
    2: Returning a references returned by another function
    3: --FILE--
    4: <?php
    5: 
    6: 
    7: function &returnVarByRef () {
    8:     $b=1;
    9: 	return $b; 
   10: }
   11: 
   12: function &testReturnVarByRef() {
   13: 	return returnVarByRef();
   14: }
   15: 
   16: function returnVal () {
   17: return 1; 
   18: }
   19: 
   20: function &testReturnValByRef() {
   21: 	return returnVal();
   22: }
   23: 
   24: echo "\n---> 1. Return a variable by reference -> No warning:\n";
   25: 
   26: var_dump (testReturnVarByRef());
   27: 
   28: echo "\n---> 2. Return a value by reference -> Warning:\n";
   29: 
   30: var_dump (testReturnValByRef());
   31: 
   32: --EXPECTF--
   33: ---> 1. Return a variable by reference -> No warning:
   34: int(1)
   35: 
   36: ---> 2. Return a value by reference -> Warning:
   37: 
   38: Notice: Only variable references should be returned by reference in %s on line %d
   39: int(1)
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