# MicroPythonNCgcW[C|[g
>>> import gc
# Ôߕsv
>>> gc.collect()
# 󂫃eʊmF
>>> gc.mem_free()
110176  # q[vE̋󂫗eʁF110176oCg
# vf5000list^f[^쐬
>>> x = [0] * 5000
# vf5000ł邱ƂmF
>>> len(x)
5000
# q[vE̋󂫗eʊmF
>>> gc.mem_free()
89616  # q[vE̋󂫗eʁF89616oCgɌ
       # vf5000list^f[^쐬̂߁C20560oCggp
>>> y=bytes(5000)  # vf5000bytearray^f[^쐬
>>> len(y)  # vf5000ł邱ƂmF
5000
>>> gc.mem_free()  # q[vE̋󂫗eʊmF 
84352  # q[vE̋󂫗eʁF84352oCgɌ
       # vf5000bytearray^쐬̂߁C5264oCggp
>>> del x  # list^f[^i[Ăϐx폜
# (폜ɂ20560oCgsvɂȂ͂)
>>> del y  # bytearray^f[^i[Ăϐy폜
# (폜ɂ5264oCgsvɂȂ͂)
>>> gc.mem_free()  # q[vE̋󂫗eʊmF
84144  # svɂȂ̉܂sĂȂ̂
       # 󂫗eʂɑ啝ȕωȂ
>>> gc.collect()  # 蓮GCsCsv
>>> gc.mem_free()  # q[vE̋󂫗eʊmF
109808  #  svɂȂ
        # 󂫗eʁF109808oCg܂ŉ
