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archived-php-src/ext/standard/tests/math/abs_basic.phpt
Nikita Popov b10416a652 Deprecate passing null to non-nullable arg of internal function
This deprecates passing null to non-nullable scale arguments of
internal functions, with the eventual goal of making the behavior
consistent with userland functions, where null is never accepted
for non-nullable arguments.

This change is expected to cause quite a lot of fallout. In most
cases, calling code should be adjusted to avoid passing null. In
some cases, PHP should be adjusted to make some function arguments
nullable. I have already fixed a number of functions before landing
this, but feel free to file a bug if you encounter a function that
doesn't accept null, but probably should. (The rule of thumb for
this to be applicable is that the function must have special behavior
for 0 or "", which is distinct from the natural behavior of the
parameter.)

RFC: https://wiki.php.net/rfc/deprecate_null_to_scalar_internal_arg

Closes GH-6475.
2021-02-11 21:46:13 +01:00

47 lines
864 B
PHP

--TEST--
Test abs() function : basic functionality
--INI--
precision = 14
--FILE--
<?php
echo "*** Testing abs() : basic functionality ***\n";
$values = array(23,
-23,
2.345e1,
-2.345e1,
0x17,
027,
"23",
"-23",
"23.45",
"2.345e1",
"-2.345e1",
null,
true,
false);
for ($i = 0; $i < count($values); $i++) {
$res = abs($values[$i]);
var_dump($res);
}
?>
--EXPECTF--
*** Testing abs() : basic functionality ***
int(23)
int(23)
float(23.45)
float(23.45)
int(23)
int(23)
int(23)
int(23)
float(23.45)
float(23.45)
float(23.45)
Deprecated: abs(): Passing null to parameter #1 ($num) of type int|float is deprecated in %s on line %d
int(0)
int(1)
int(0)