pike.git / lib / modules / ADT.pmod / Stack.pike

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pike.git/lib/modules/ADT.pmod/Stack.pike:111:   int _sizeof() {    return ptr;   }      //! @[values] on a stack returns all the entries in   //! the stack, in order.   array _values() {    return arr[..ptr-1];   }    + //! Return the stack-depth to @[item]. + //! + //! This function makes it possible to use + //! eg @[search()] and @[has_value()] on the stack. + protected int _search(mixed item) + { +  int i; +  for (i = ptr; i--;) { +  if (arr[i] == item) return ptr-(i+1); +  } +  return -1; + } +    //! A stack added with another stack yields a third   //! a third stack will all the stack elements from   //! the two first stacks.   this_program `+(this_program s) {    array elem = arr[..ptr-1]+values(s);    this_program ns = this_program(1);    ns->set_stack(elem);    return ns;   }