Java: Double Value Comparison

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日久生厌
日久生厌 2020-12-01 12:33

Do we need to be careful when comparing a double value against zero?

if ( someAmount <= 0){
.....
}
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  • 2020-12-01 13:09

    Watch out for auto-unboxing:

    Double someAmount = null;
    if ( someAmount <= 0){
    

    Boom, NullPointerException.

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