Hi!
I may be missing something but in this context, "string" doesn't get very useful (I think), because besides arrays / objects (except
Yes, it's not very useful, I agree. However, if you define "useful" as "being able to reject arguments that can be converted to strings but aren't marked as strings", then your definition of useful is radically different from mine, because I don't think PHP programmer needs to do such things (for my nitpicking friends around here, please add "unless he's using is_string or serializing or using other one or two very special cases not relevant to this discussion anyway" :). 5 marked as "integer" and 5 marked as "string" have no useful distinction outside of the context of C engine programming.
I also think for many people, including me who favor strict types, also
I imagine how hard it was for you to write in PHP or any other dynamic language...
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