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176 lines
2.7 KiB
PHP
176 lines
2.7 KiB
PHP
--TEST--
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Test is_a() function : usage variations - wrong type for arg 2
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--INI--
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error_reporting=E_ALL | E_STRICT | E_DEPRECATED
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--FILE--
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<?php
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/* Prototype : proto bool is_a(object object, string class_name)
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* Description: Returns true if the object is of this class or has this class as one of its parents
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* Source code: Zend/zend_builtin_functions.c
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* Alias to functions:
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*/
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class C {
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function __toString() {
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return "C Instance";
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}
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}
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echo "*** Testing is_a() : usage variations ***\n";
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// Initialise function arguments not being substituted (if any)
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$object = new stdclass();
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//get an unset variable
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$unset_var = 10;
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unset ($unset_var);
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//array of values to iterate over
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$values = array(
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// int data
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0,
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1,
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12345,
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-2345,
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// float data
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10.5,
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-10.5,
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10.1234567e10,
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10.7654321E-10,
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.5,
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// array data
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array(),
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array(0),
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array(1),
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array(1, 2),
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array('color' => 'red', 'item' => 'pen'),
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// null data
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NULL,
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null,
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// boolean data
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true,
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false,
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TRUE,
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FALSE,
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// empty data
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"",
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'',
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// object data
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new C,
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// undefined data
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$undefined_var,
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// unset data
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$unset_var,
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);
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// loop through each element of the array for class_name
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foreach($values as $value) {
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echo @"\nArg value $value \n";
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var_dump( is_a($object, $value) );
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};
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echo "Done";
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?>
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--EXPECTF--
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*** Testing is_a() : usage variations ***
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Notice: Undefined variable: undefined_var in %s on line 64
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Notice: Undefined variable: unset_var in %s on line 67
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Arg value 0
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bool(false)
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Arg value 1
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bool(false)
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Arg value 12345
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bool(false)
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Arg value -2345
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bool(false)
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Arg value 10.5
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bool(false)
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Arg value -10.5
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bool(false)
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Arg value 101234567000
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bool(false)
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Arg value 1.07654321E-9
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bool(false)
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Arg value 0.5
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bool(false)
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Arg value Array
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Warning: is_a() expects parameter 2 to be string, array given in %s on line %d
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NULL
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Arg value Array
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Warning: is_a() expects parameter 2 to be string, array given in %s on line %d
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NULL
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Arg value Array
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Warning: is_a() expects parameter 2 to be string, array given in %s on line %d
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NULL
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Arg value Array
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Warning: is_a() expects parameter 2 to be string, array given in %s on line %d
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NULL
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Arg value Array
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Warning: is_a() expects parameter 2 to be string, array given in %s on line %d
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NULL
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Arg value
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bool(false)
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Arg value
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bool(false)
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Arg value 1
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bool(false)
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Arg value
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bool(false)
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Arg value 1
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bool(false)
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Arg value
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bool(false)
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Arg value
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bool(false)
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Arg value
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bool(false)
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Arg value C Instance
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bool(false)
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Arg value
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bool(false)
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Arg value
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bool(false)
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Done
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