Function expr_batch_remove_expression_function 

#[unsafe(no_mangle)]
pub extern "C" fn expr_batch_remove_expression_function(
    batch: *mut ExprBatch,
    name: *const c_char,
) -> i32

Remove an expression function from a batch

Parameters

• batch: The batch
• name: Function name to remove

Returns

• 1 if the function was removed
• 0 if the function didn’t exist
• negative error code on failure