在W3C标准当中没有 all , innerText
可以用item.rows[1].cells[1].innerText.replace(/<[^>]>/g,'"")
取得第2行第2列的innerText
下面是有关HTMLTableElement的参考,摘至《Javascript:The Definitive Guide》,4th Edition 即《Javascript权威指南》网上可以下载得到
         
HTMLTableElement a <table> in an HTML document 
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Availability
DOM Level 1 HTML
Inherits from/Overrides
Node  Element  HTMLElement  HTMLTableElement
Properties
HTMLTableCaptionElement caption 
A reference to the <caption> element for the table, or null if there is none. 
readonly HTMLCollection rows 
An array (HTMLCollection) of HTMLTableRowElement objects that represent all the rows in the table. This includes all rows defined within <thead>, <tfoot>, and <tbody> tags. 
readonly HTMLCollection tBodies 
An array (HTMLCollection) of HTMLTableSectionElement objects that represent all the <tbody> sections in this table. 
HTMLTableSectionElement tFoot 
The <tfoot> element of the table, or null if there is none. 
HTMLTableSectionElement tHead 
The <thead> element of the table, or null if there is none. 
In addition to the properties just listed, this interface defines the properties in the following table to represent the HTML attributes of the <table> element. 
Property
 Attribute
 Description
 
deprecated String align
 align
 Horizontal alignment of table in document 
 
deprecated String bgColor
 bgcolor
 Table background color 
 
String border
 border
 Width of border around table 
 
String cellPadding
 cellpadding
 Space between cell contents and border 
 
String cellSpacing
 cellspacing
 Space between cell borders 
 
String frame
 frame
 Which table borders to draw 
 
String rules
 rules
 Where to draw lines within the table 
 
String summary
 summary
 Summary description of table 
 
String width
 width
 Table width 
 
Methods
createCaption( ) 
Returns the existing <caption> for the table, or creates (and inserts) a new one if none already exists. 
createTFoot( ) 
Returns the existing <tfoot> element for the table, or creates (and inserts) a new one if none already exists. 
createTHead( ) 
Returns the existing <thead> element for the table, or creates (and inserts) a new one if none already exists. 
deleteCaption( ) 
Deletes the <caption> element from the table, if it has one. 
deleteRow( ) 
Deletes the row at the specified position in the table. 
deleteTFoot( ) 
Deletes the <tfoot> element from the table, if it has one. 
deleteTHead( ) 
Deletes the <thead> element from the table, if one exists. 
insertRow( ) 
Inserts a new, empty <tr> element into the table at the specified position. 
Description
This interface represents an HTML <table> element and defines a number of convenience properties and methods for querying and modifying various sections of the table. These methods and properties make it easier to work with tables, but they could also be duplicated with core DOM methods. 
See Also
HTMLTableCaptionElement, HTMLTableCellElement, HTMLTableColElement, HTMLTableRowElement, HTMLTableSectionElement
        
         
HTMLTableRowElement a <tr> element in an HTML table 
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Availability
DOM Level 1 HTML
Inherits from/Overrides
Node  Element  HTMLElement  HTMLTableRowElement
Properties
readonly HTMLCollection cells 
An array (HTMLCollection) of HTMLTableCellElement objects representing the cells in this row. 
readonly long rowIndex 
The position of this row in the table. 
readonly long sectionRowIndex 
The position of this row within its section (i.e., within its <thead>, <tbody>, or <tfoot> element). 
In addition to the properties just listed, this interface also defines the properties in the following table, which correspond to the HTML attributes of the <tr> element. 
Property
 Attribute
 Description
 
String align
 align
 Default horizontal alignment of cells in this row 
 
deprecated String bgColor
 bgcolor
 Background color of this row 
 
String ch
 char
 Alignment character for cells in this row 
 
String chOff
 choff
 Alignment character offset for cells in this row
 
String vAlign
 valign
 Default vertical alignment for cells in this row 
 
Methods
deleteCell( ) 
Deletes the specified cell from this row. 
insertCell( ) 
Inserts an empty <td> element into this row at the specified position. 
Description
This interface represents a row in an HTML table. 
         
         
HTMLTableCellElement a <td> or <th> cell in an HTML table 
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Availability
DOM Level 1 HTML
Inherits from/Overrides
Node  Element  HTMLElement  HTMLTableCellElement
Properties
readonly long cellIndex 
The position of this cell within its row. 
In addition to the cellIndex property, this interface defines the properties in the following table, which correspond directly to the HTML attributes of the <td> and <th> elements. 
Property
 Attribute
 Description
 
String abbr
 abbr
 See HTML specification 
 
String align
 align
 Horizontal alignment of cell 
 
String axis
 axis
 See HTML specification 
 
deprecated String bgColor
 bgcolor
 Background color of cell 
 
String ch
 char
 Alignment character 
 
String chOff
 choff
 Alignment character offset 
 
long colSpan
 colspan
 Columns spanned by cell 
 
String headers
 headers
 id values for headers for this cell 
 
deprecated String height
 height
 Cell height in pixels 
 
deprecated boolean noWrap
 nowrap
 Don't word-wrap cell 
 
long rowSpan
 rowspan
 Rows spanned by cell 
 
String scope
 scope
 Scope of this header cell 
 
String vAlign
 valign
 Vertical alignment of cell 
 
deprecated String width
 width
 Cell width in pixels 
 
Description
This interface represents <td> and <th> elements in HTML tables.