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The comparison unexpectedly fails because s contains the string "0.0010", which is not equal to "0.001"
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This noncompliant code example attempts to mitigate the extra trailing zero by using a regular expression on the string before comparing it.:
| Code Block | ||
|---|---|---|
| ||
int i = 1;
String s = Double.valueOf(i / 1000.0).toString();
s = s.replaceFirst("[.0]*$", "");
if (s.equals("0.001")) {
// ...
}
|
While Although the comparison does succeed succeeds on the preceding code above, it fails on the following similar code below, which uses 1/10000.0 instead of 1/1000.0. The string produced is not 0.00010 but rather 1.0E-4.
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