MATLAB中的rng函数rng：控制随机数生成语法：rng(seed)rng(‘shuffle’)rng(seed, generator)rng(‘shuffle’, generator)rng(‘default’)scurr = rngrng(s)sprev = rng(…)说明：要将 rng 函数（而非 rand 或 randn）与 ‘seed’、‘state’ 或 ‘t