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📄 踏入c++中的雷区——c++内存管理详解3-开发频道-c++-天极网.mht

📁 讲述C++内存管理的文章
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=AD=B3=F6=BE=D6=C4=D8=A3=BF=D5=E2=CA=C7=D2=F2=CE=AAC++=B3=CC=D0=F2=BE=AD=B3=
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=C3malloc/free=B9=DC=C0=ED=B6=AF=CC=AC=C4=DA=B4=E6=A1=A3<BR><BR>=A1=A1=A1=
=A1=C8=E7=B9=FB=D3=C3free=CA=CD=B7=C5=A1=B0new=B4=B4=BD=A8=B5=C4=B6=AF=CC=
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=BF=C9=B6=C1=D0=D4=BA=DC=B2=EE=A1=A3=CB=F9=D2=D4new/delete=B1=D8=D0=EB=C5=
=E4=B6=D4=CA=B9=D3=C3=A3=ACmalloc/free=D2=B2=D2=BB=D1=F9=A1=A3<BR><BR>=A1=
=A1=A1=A1<B>7=A1=A2=C4=DA=B4=E6=BA=C4=BE=A1=D4=F5=C3=B4=B0=EC=A3=BF</B><B=
R><BR>=A1=A1=A1=A1=C8=E7=B9=FB=D4=DA=C9=EA=C7=EB=B6=AF=CC=AC=C4=DA=B4=E6=CA=
=B1=D5=D2=B2=BB=B5=BD=D7=E3=B9=BB=B4=F3=B5=C4=C4=DA=B4=E6=BF=E9=A3=ACmall=
oc=BA=CDnew=BD=AB=B7=B5=BB=D8NULL=D6=B8=D5=EB=A3=AC=D0=FB=B8=E6=C4=DA=B4=E6=
=C9=EA=C7=EB=CA=A7=B0=DC=A1=A3=CD=A8=B3=A3=D3=D0=C8=FD=D6=D6=B7=BD=CA=BD=B4=
=A6=C0=ED=A1=B0=C4=DA=B4=E6=BA=C4=BE=A1=A1=B1=CE=CA=CC=E2=A1=A3<BR><BR>=A1=
=A1=A1=A1=A3=A81=A3=A9=C5=D0=B6=CF=D6=B8=D5=EB=CA=C7=B7=F1=CE=AANULL=A3=AC=
=C8=E7=B9=FB=CA=C7=D4=F2=C2=ED=C9=CF=D3=C3return=D3=EF=BE=E4=D6=D5=D6=B9=B1=
=BE=BA=AF=CA=FD=A1=A3=C0=FD=C8=E7=A3=BA<BR><BR>
<TABLE borderColor=3D#cccccc width=3D"90%" align=3Dcenter =
bgColor=3D#e3e3e3 border=3D1>
  <TBODY>
  <TR>
    <TD>void Func(void)<BR>{<BR>=A1=A1A *a =3D new A;<BR>=A1=A1if(a =
=3D=3D=20
      =
NULL)<BR>=A1=A1{<BR>=A1=A1=A1=A1return;<BR>=A1=A1}<BR>=A1=A1=A1=AD<BR>}</=
TD></TR></TBODY></TABLE><BR>=A1=A1=A1=A1=A3=A82=A3=A9=C5=D0=B6=CF=D6=B8=D5=
=EB=CA=C7=B7=F1=CE=AANULL=A3=AC=C8=E7=B9=FB=CA=C7=D4=F2=C2=ED=C9=CF=D3=C3=
exit(1)=D6=D5=D6=B9=D5=FB=B8=F6=B3=CC=D0=F2=B5=C4=D4=CB=D0=D0=A1=A3=C0=FD=
=C8=E7=A3=BA<BR><BR>
<TABLE borderColor=3D#cccccc width=3D"90%" align=3Dcenter =
bgColor=3D#e3e3e3 border=3D1>
  <TBODY>
  <TR>
    <TD>void Func(void)<BR>{<BR>=A1=A1A *a =3D new A;<BR>=A1=A1if(a =
=3D=3D=20
      NULL)<BR>=A1=A1{<BR>=A1=A1=A1=A1cout &lt;&lt; =A1=B0Memory =
Exhausted=A1=B1 &lt;&lt;=20
      =
endl;<BR>=A1=A1=A1=A1exit(1);<BR>=A1=A1}<BR>=A1=A1=A1=AD<BR>}</TD></TR></=
TBODY></TABLE><BR>=A1=A1=A1=A1=A3=A83=A3=A9=CE=AAnew=BA=CDmalloc=C9=E8=D6=
=C3=D2=EC=B3=A3=B4=A6=C0=ED=BA=AF=CA=FD=A1=A3=C0=FD=C8=E7Visual=20
C++=BF=C9=D2=D4=D3=C3_set_new_hander=BA=AF=CA=FD=CE=AAnew=C9=E8=D6=C3=D3=C3=
=BB=A7=D7=D4=BC=BA=B6=A8=D2=E5=B5=C4=D2=EC=B3=A3=B4=A6=C0=ED=BA=AF=CA=FD=A3=
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=A81=A3=A9=A3=A82=A3=A9=B7=BD=CA=BD=CA=B9=D3=C3=D7=EE=C6=D5=B1=E9=A1=A3=C8=
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=DC=C2=E9=B7=B3=A3=A9=A3=AC=D3=A6=B8=C3=D3=C3=B7=BD=CA=BD=A3=A82=A3=A9=C0=
=B4=B4=A6=C0=ED=A1=A3<BR><BR>=A1=A1=A1=A1=BA=DC=B6=E0=C8=CB=B2=BB=C8=CC=D0=
=C4=D3=C3exit(1)=A3=AC=CE=CA=A3=BA=A1=B0=B2=BB=B1=E0=D0=B4=B3=F6=B4=ED=B4=
=A6=C0=ED=B3=CC=D0=F2=A3=AC=C8=C3=B2=D9=D7=F7=CF=B5=CD=B3=D7=D4=BC=BA=BD=E2=
=BE=F6=D0=D0=B2=BB=D0=D0=A3=BF=A1=B1<BR><BR>=A1=A1=A1=A1=B2=BB=D0=D0=A1=A3=
=C8=E7=B9=FB=B7=A2=C9=FA=A1=B0=C4=DA=B4=E6=BA=C4=BE=A1=A1=B1=D5=E2=D1=F9=B5=
=C4=CA=C2=C7=E9=A3=AC=D2=BB=B0=E3=CB=B5=C0=B4=D3=A6=D3=C3=B3=CC=D0=F2=D2=D1=
=BE=AD=CE=DE=D2=A9=BF=C9=BE=C8=A1=A3=C8=E7=B9=FB=B2=BB=D3=C3exit(1)=20
=B0=D1=BB=B5=B3=CC=D0=F2=C9=B1=CB=C0=A3=AC=CB=FC=BF=C9=C4=DC=BB=E1=BA=A6=CB=
=C0=B2=D9=D7=F7=CF=B5=CD=B3=A1=A3=B5=C0=C0=ED=C8=E7=CD=AC=A3=BA=C8=E7=B9=FB=
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=AE=C7=B0=BB=E1=B7=B8=CF=C2=B8=FC=B6=E0=B5=C4=D7=EF=A1=A3<BR><BR>=A1=A1=A1=
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=B4=F3=BC=D2=A1=A3=B6=D4=D3=DA32=CE=BB=D2=D4=C9=CF=B5=C4=D3=A6=D3=C3=B3=CC=
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ew=A3=AC=BC=B8=BA=F5=B2=BB=BF=C9=C4=DC=B5=BC=D6=C2=A1=B0=C4=DA=B4=E6=BA=C4=
=BE=A1=A1=B1=A1=A3=CE=D2=D4=DAWindows=20
98=CF=C2=D3=C3Visual=20
C++=B1=E0=D0=B4=C1=CB=B2=E2=CA=D4=B3=CC=D0=F2=A3=AC=BC=FB=CA=BE=C0=FD7=A1=
=A3=D5=E2=B8=F6=B3=CC=D0=F2=BB=E1=CE=DE=D0=DD=D6=B9=B5=D8=D4=CB=D0=D0=CF=C2=
=C8=A5=A3=AC=B8=F9=B1=BE=B2=BB=BB=E1=D6=D5=D6=B9=A1=A3=D2=F2=CE=AA32=CE=BB=
=B2=D9=D7=F7=CF=B5=CD=B3=D6=A7=B3=D6=A1=B0=D0=E9=B4=E6=A1=B1=A3=AC=C4=DA=B4=
=E6=D3=C3=CD=EA=C1=CB=A3=AC=D7=D4=B6=AF=D3=C3=D3=B2=C5=CC=BF=D5=BC=E4=B6=A5=
=CC=E6=A1=A3=CE=D2=D6=BB=CC=FD=B5=BD=D3=B2=C5=CC=B8=C2=D6=A8=B8=C2=D6=A8=B5=
=D8=CF=EC=A3=ACWindow=20
98=D2=D1=BE=AD=C0=DB=B5=C3=B6=D4=BC=FC=C5=CC=A1=A2=CA=F3=B1=EA=BA=C1=CE=DE=
=B7=B4=D3=A6=A1=A3<BR><BR>=A1=A1=A1=A1=CE=D2=BF=C9=D2=D4=B5=C3=B3=F6=D5=E2=
=C3=B4=D2=BB=B8=F6=BD=E1=C2=DB=A3=BA=B6=D4=D3=DA32=CE=BB=D2=D4=C9=CF=B5=C4=
=D3=A6=D3=C3=B3=CC=D0=F2=A3=AC=A1=B0=C4=DA=B4=E6=BA=C4=BE=A1=A1=B1=B4=ED=CE=
=F3=B4=A6=C0=ED=B3=CC=D0=F2=BA=C1=CE=DE=D3=C3=B4=A6=A1=A3=D5=E2=CF=C2=BF=C9=
=B0=D1Unix=BA=CDWindows=B3=CC=D0=F2=D4=B1=C3=C7=C0=D6=BB=B5=C1=CB=A3=BA=B7=
=B4=D5=FD=B4=ED=CE=F3=B4=A6=C0=ED=B3=CC=D0=F2=B2=BB=C6=F0=D7=F7=D3=C3=A3=AC=
=CE=D2=BE=CD=B2=BB=D0=B4=C1=CB=A3=AC=CA=A1=C1=CB=BA=DC=B6=E0=C2=E9=B7=B3=A1=
=A3<BR><BR>=A1=A1=A1=A1=CE=D2=B2=BB=CF=EB=CE=F3=B5=BC=B6=C1=D5=DF=A3=AC=B1=
=D8=D0=EB=C7=BF=B5=F7=A3=BA=B2=BB=BC=D3=B4=ED=CE=F3=B4=A6=C0=ED=BD=AB=B5=BC=
=D6=C2=B3=CC=D0=F2=B5=C4=D6=CA=C1=BF=BA=DC=B2=EE=A3=AC=C7=A7=CD=F2=B2=BB=BF=
=C9=D2=F2=D0=A1=CA=A7=B4=F3=A1=A3<BR><BR>
<TABLE borderColor=3D#cccccc width=3D"90%" align=3Dcenter =
bgColor=3D#e3e3e3 border=3D1>
  <TBODY>
  <TR>
    <TD>void main(void)<BR>{<BR>=A1=A1float *p =3D =
NULL;<BR>=A1=A1while(TRUE)<BR>=A1=A1{<BR>=A1=A1=A1=A1p=20
      =3D new float[1000000]; <BR>=A1=A1=A1=A1cout &lt;&lt; =A1=B0eat =
memory=A1=B1 &lt;&lt;=20
      =
endl;<BR>=A1=A1=A1=A1if(p=3D=3DNULL)<BR>=A1=A1=A1=A1=A1=A1exit(1);<BR>=A1=
=A1}<BR>}</TD></TR></TBODY></TABLE><BR>=A1=A1=A1=A1=CA=BE=C0=FD7=CA=D4=CD=
=BC=BA=C4=BE=A1=B2=D9=D7=F7=CF=B5=CD=B3=B5=C4=C4=DA=B4=E6<BR><BR>
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