Function LGBM_BoosterLoadModelFromString 

pub unsafe extern "C" fn LGBM_BoosterLoadModelFromString(
    model_str: *const c_char,
    out_num_iterations: *mut c_int,
    out: *mut BoosterHandle,
) -> c_int

Load an existing booster from string.

Arguments

• model_str - Model string
• out_num_iterations (direction out) - Number of iterations of this booster
• out (direction out) - Handle of created booster

Returns

0 when succeed, -1 when failure happens