General - Type safe coding - 1
The issue: In general PHP is loosely typed.
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The normal comparison operators are loosely typed, too.
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This can cause WTF situations
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This may lead to very common mistakes:
10) {
return true;
} else {
return $answer;
}
}
if (foo(11)) {
echo "11 is greater 10
";
}
if (foo(9)) {
echo "9 is greater than 10
";
}
?>]]>