In IE7, the Javascript operation checked = true is not checked.

CopyCodeThe Code is as follows: var chkbox = Document. createelement ("input ");
Chkbox. type = "checkbox ";
Chkbox. Checked = true;
Lnk. parentnode. appendchild (chkbox );

In IE7, the generated checkbox cannot be correctly checked.
The reason is that the chkbox control has not been initialized (appendchild), so it starts to operate its results
The code can be correctly displayed after being changed:

Copy codeThe Code is as follows: var chkbox = Document. createelement ("input ");
Chkbox. type = "checkbox ";
Lnk. parentnode. appendchild (chkbox );
Chkbox. Checked = true;