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Implying that having null is a good idea at all.
by linoge 8y ago
Implying that having null is a good idea at all.
- patricklouys 8y agoThere is nothing wrong with using null in PHP...
- gtsteve 8y agoSo how would you represent an absence of a value? In an enum that'd be easy, but there is a semantic difference between an empty string and a null string. Or would you propose sending a boolean to indicate null as well as a string in a data type?
- paulddraper 8y agoSee the Option/Maybe pattern, which uses sum types rather than unions or sentinel values. https://www.lucidchart.com/techblog/2015/08/31/the-worst-mistake-of-computer-science/ https://www.lucidchart.com/techblog/2015/08/31/the-worst-mis...