Insert a copy of @value as first element of @value_array. If @value is %NULL, an uninitialized value is prepended.
#GValue to copy into #GValueArray, or %NULL
the #GValueArray passed in as @value_array
Deprecated: Use #GArray and g_array_prepend_val() instead.
See Implementation
Insert a copy of @value as first element of @value_array. If @value is %NULL, an uninitialized value is prepended.