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[php] Eliminate use of unset constants in example

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This generates a warning with PHP 7.3 which apparently will become
an error in the future.  We're just checking that a constant that
should not be define indeed isn't, which we can achieve more
cleanly using get_defined_constants() instead.
This commit is contained in:
Olly Betts 2019-02-08 14:37:44 +13:00
commit ebc9e6ad9f
1 changed files with 5 additions and 9 deletions
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14
Examples/php/constants/runme.php
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@ -12,16 +12,12 @@ print "EXPR = " . EXPR . " (should be 48.5484)\n";
print "iconst = " . iconst . " (should be 37)\n";
print "fconst = " . fconst . " (should be 3.14)\n";
if (EXTERN!="EXTERN") {
print "EXTERN = " . EXTERN . " (Arg! This shouldn't print anything)\n";
} else {
print "EXTERN defaults to 'EXTERN', it probably isn't defined (good)\n";
$c = get_defined_constants();
if (array_key_exists("EXTERN", $c)) {
print "EXTERN = " . $c["EXTERN"] . " (Arg! This shouldn't print anything)\n";
}
if (FOO!="FOO") {
print "FOO = " . FOO . "(Arg! This shouldn't print anything)\n";
} else {
print "FOO defaults to 'FOO', it probably isn't defined (good)\n";
if (array_key_exists("FOO", $c)) {
print "FOO = " . $c["FOO"] . " (Arg! This shouldn't print anything)\n";
}