Method clear

KBotExt/imgui/imgui_internal.h:690–690

	ImVector<char>  Buf;

	void    clear() { Buf.clear(); }
	bool    empty() const { return Buf.Size == 0; }
	int     size() const { return Buf.Size; }
	T* alloc_chunk(size_t sz) { size_t HDR_SZ = 4; sz = IM_MEMALIGN(HDR_SZ + sz, 4u); int off = Buf.Size; Buf.resize(off + (int)sz); ((int*)(void*)(Buf.Data + off))[0] = (int)sz; return (T*)(void*)(Buf.Data + off + (int)HDR_SZ); }