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40 lines
738 B
PHP
40 lines
738 B
PHP
--TEST--
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Returning a references returned by another function
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--FILE--
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<?php
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function &returnVarByRef () {
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$b=1;
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return $b;
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}
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function &testReturnVarByRef() {
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return returnVarByRef();
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}
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function returnVal () {
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return 1;
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}
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function &testReturnValByRef() {
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return returnVal();
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}
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echo "\n---> 1. Return a variable by reference -> No warning:\n";
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var_dump (testReturnVarByRef());
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echo "\n---> 2. Return a value by reference -> Warning:\n";
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var_dump (testReturnValByRef());
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--EXPECTF--
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---> 1. Return a variable by reference -> No warning:
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int(1)
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---> 2. Return a value by reference -> Warning:
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Notice: Only variable references should be returned by reference in %s on line %d
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int(1)
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