javascript常用判断收藏 - j2ee - 小马拉磨.mht

asp.net ,javascript 常用的字符操作函数

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          <TD height=3D5></TD></TR></TBODY></TABLE><BR><A=20
      href=3D"http://blog.chinaunix.net/u2/rss.php?id=3D67067"><IMG =
alt=3D""=20
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    <TD width=3D10></TD>
    <TD vAlign=3Dtop width=3D685>
      <TABLE style=3D"BORDER-COLLAPSE: collapse" cellSpacing=3D0 =
cellPadding=3D0=20
      width=3D"100%" align=3Dcenter border=3D0>
        <TBODY>
        <TR>
          <TD align=3Dmiddle bgColor=3D#bbf0ff><BR><FONT =
style=3D"FONT-SIZE: 14pt"=20
            =
color=3D#000066><B>javascript=B3=A3=D3=C3=C5=D0=B6=CF=CA=D5=B2=D8</B></FO=
NT> </TD>
        <TR>
          <TD>
            <TABLE style=3D"BORDER-COLLAPSE: collapse" =
borderColor=3D#bbf0ff=20
            cellSpacing=3D1 cellPadding=3D0 width=3D"100%" border=3D1>
              <TBODY>
              <TR>
                <TD align=3Dmiddle>
                  <TABLE=20
                  style=3D"BORDER-COLLAPSE: collapse; WORD-WRAP: =
break-word"=20
                  cellSpacing=3D0 cellPadding=3D0 width=3D650 =
border=3D0>
                    <TBODY>
                    <TR>
                      <TD align=3Dmiddle>
                        <TABLE=20
                        style=3D"BORDER-COLLAPSE: collapse; WORD-WRAP: =
break-word"=20
                        cellSpacing=3D0 cellPadding=3D0 width=3D"100%" =
border=3D0>
                          <TBODY>
                          <TR>
                            <TD width=3D650>
                              <DIV id=3Dart style=3D"MARGIN: 15px">
                              =
<P>js=D1=E9=D6=A4=B1=ED=B5=A5=B4=F3=C8=AB,=D3=C3JS=BF=D8=D6=C6=B1=ED=B5=A5=
=CC=E1=BD=BB ,javascript=CC=E1=BD=BB=B1=ED=B5=A5 =C4=BF=C2=BC:<BR>1:js=20
                              =
=D7=D6=B7=FB=B4=AE=B3=A4=B6=C8=CF=DE=D6=C6=A1=A2=C5=D0=B6=CF=D7=D6=B7=FB=B3=
=A4=B6=C8 =
=A1=A2js=CF=DE=D6=C6=CA=E4=C8=EB=A1=A2=CF=DE=D6=C6=B2=BB=C4=DC=CA=E4=C8=EB=
=A1=A2textarea =B3=A4=B6=C8=CF=DE=D6=C6=20
                              =
<BR>2.:js=C5=D0=B6=CF=BA=BA=D7=D6=A1=A2=C5=D0=B6=CF=CA=C7=B7=F1=BA=BA=D7=D6=
=20
                              =
=A1=A2=D6=BB=C4=DC=CA=E4=C8=EB=BA=BA=D7=D6<BR>3:js=C5=D0=B6=CF=CA=C7=B7=F1=
=CA=E4=C8=EB=D3=A2=CE=C4=A1=A2=D6=BB=C4=DC=CA=E4=C8=EB=D3=A2=CE=C4<BR>4:j=
s=D6=BB=C4=DC=CA=E4=C8=EB=CA=FD=D7=D6,=C5=D0=B6=CF=CA=FD=D7=D6=A1=A2=D1=E9=
=D6=A4=CA=FD=D7=D6=A1=A2=BC=EC=B2=E2=CA=FD=D7=D6=A1=A2=C5=D0=B6=CF=CA=C7=B7=
=F1=CE=AA=CA=FD=D7=D6=A1=A2=D6=BB=C4=DC=CA=E4=C8=EB=CA=FD=D7=D6<BR>5:=D6=BB=
=C4=DC=CA=E4=C8=EB=D3=A2=CE=C4=D7=D6=B7=FB=BA=CD=CA=FD=D7=D6<BR>6:=20
                              js email=D1=E9=D6=A4 =A1=A2js =
=C5=D0=B6=CFemail=20
                              =
=A1=A2=D0=C5=CF=E4/=D3=CA=CF=E4=B8=F1=CA=BD=D1=E9=D6=A4<BR>7:js=D7=D6=B7=FB=
=B9=FD=C2=CB,=C6=C1=B1=CE=B9=D8=BC=FC=D7=D6<BR>8:js=C3=DC=C2=EB=D1=E9=D6=A4=
=A1=A2=C5=D0=B6=CF=C3=DC=C2=EB=20
                              <BR>2.1: js =
=B2=BB=CE=AA=BF=D5=A1=A2=CE=AA=BF=D5=BB=F2=B2=BB=CA=C7=B6=D4=CF=F3 =
=A1=A2=C5=D0=B6=CF=CE=AA=BF=D5 =A1=A2=C5=D0=B6=CF=B2=BB=CE=AA=BF=D5=20
                              =
<BR>2.2:=B1=C8=BD=CF=C1=BD=B8=F6=B1=ED=B5=A5=CF=EE=B5=C4=D6=B5=CA=C7=B7=F1=
=CF=E0=CD=AC<BR>2.3:=B1=ED=B5=A5=D6=BB=C4=DC=CE=AA=CA=FD=D7=D6=BA=CD"_",<=
BR>2.4:=B1=ED=B5=A5=CF=EE=CA=E4=C8=EB=CA=FD=D6=B5/=B3=A4=B6=C8=CF=DE=B6=A8=
<BR>2.5:=D6=D0=CE=C4/=D3=A2=CE=C4/=CA=FD=D7=D6/=D3=CA=BC=FE=B5=D8=D6=B7=BA=
=CF=B7=A8=D0=D4=C5=D0=B6=CF<BR>2.6:=CF=DE=B6=A8=B1=ED=B5=A5=CF=EE=B2=BB=C4=
=DC=CA=E4=C8=EB=B5=C4=D7=D6=B7=FB<BR>2.7=B1=ED=B5=A5=B5=C4=D7=D4=B7=FB=BF=
=D8=D6=C6<BR>2.8:form=CE=C4=B1=BE=D3=F2=B5=C4=CD=A8=D3=C3=D0=A3=D1=E9=BA=AF=
=CA=FD</P>
                              <P>1. =B3=A4=B6=C8=CF=DE=D6=C6</P>
                              <DIV=20
                              style=3D"BORDER-RIGHT: windowtext 0.5pt =
solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; =
PADDING-LEFT: 5.4pt; BACKGROUND: #e6e6e6; PADDING-BOTTOM: 4px; =
BORDER-LEFT: windowtext 0.5pt solid; WIDTH: 95%; WORD-BREAK: break-all; =
PADDING-TOP: 4px; BORDER-BOTTOM: windowtext 0.5pt solid">
                              <DIV><SPAN style=3D"COLOR: =
#000000">&lt;</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">script</SPAN><SPAN=20
                              style=3D"COLOR: #000000">&gt;</SPAN><SPAN=20
                              style=3D"COLOR: #000000"><BR></SPAN><SPAN=20
                              style=3D"COLOR: =
#0000ff">function</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&nbsp;test()&nbsp;<BR>{<BR></SPAN><SPAN=20
                              style=3D"COLOR: #0000ff">if</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">(document.a.b.value.length</SPAN><SPAN=20
                              style=3D"COLOR: #000000">&gt;</SPAN><SPAN=20
                              style=3D"COLOR: #000000">50</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">)<BR>{<BR>alert(</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">=B2=BB=C4=DC=B3=AC=B9=FD50=B8=F6=D7=D6=B7=FB=A3=A1</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">);<BR>document.a.b.focus();<BR></SPAN><SPAN=20
                              style=3D"COLOR: =
#0000ff">return</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&nbsp;</SPAN><SPAN=20
                              style=3D"COLOR: #0000ff">false</SPAN><SPAN =

                              style=3D"COLOR: =
#000000">;<BR>}<BR>}<BR></SPAN><SPAN=20
                              style=3D"COLOR: #000000">&lt;/</SPAN><SPAN =

                              style=3D"COLOR: =
#000000">script</SPAN><SPAN=20
                              style=3D"COLOR: #000000">&gt;</SPAN><SPAN=20
                              style=3D"COLOR: #000000"><BR></SPAN><SPAN=20
                              style=3D"COLOR: #000000">&lt;</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">form&nbsp;name</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">a&nbsp;onsubmit</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">return&nbsp;test()</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: #000000">&gt;</SPAN><SPAN=20
                              style=3D"COLOR: #000000"><BR></SPAN><SPAN=20
                              style=3D"COLOR: #000000">&lt;</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">textarea&nbsp;name</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: #000000">b</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&nbsp;cols</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: #000000">40</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&nbsp;wrap</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">VIRTUAL</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&nbsp;rows</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: #000000">6</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&gt;&lt;/</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">textarea</SPAN><SPAN=20
                              style=3D"COLOR: #000000">&gt;</SPAN><SPAN=20
                              style=3D"COLOR: #000000"><BR></SPAN><SPAN=20
                              style=3D"COLOR: #000000">&lt;</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">input&nbsp;type</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">submit</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&nbsp;name</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">Submit</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&nbsp;value</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: #000000">check</SPAN><SPAN =

                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: #000000">&gt;</SPAN><SPAN=20
                              style=3D"COLOR: #000000"><BR></SPAN><SPAN=20
                              style=3D"COLOR: #000000">&lt;/</SPAN><SPAN =

                              style=3D"COLOR: #000000">form</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&gt;</SPAN></DIV></DIV>
                              <P>&nbsp;2. =D6=BB=C4=DC=CA=C7=BA=BA=D7=D6 =
</P>
                              <DIV=20
                              style=3D"BORDER-RIGHT: windowtext 0.5pt =
solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; =
PADDING-LEFT: 5.4pt; BACKGROUND: #e6e6e6; PADDING-BOTTOM: 4px; =
BORDER-LEFT: windowtext 0.5pt solid; WIDTH: 95%; WORD-BREAK: break-all; =
PADDING-TOP: 4px; BORDER-BOTTOM: windowtext 0.5pt solid">
                              <DIV><SPAN style=3D"COLOR: =
#0000ff">&lt;</SPAN><SPAN=20
                              style=3D"COLOR: =
#800000">input&nbsp;</SPAN><SPAN=20
                              style=3D"COLOR: =
#ff0000">onkeyup</SPAN><SPAN=20
                              style=3D"COLOR: =
#0000ff">=3D"value=3D"</SPAN><SPAN=20
                              style=3D"COLOR: =
#ff0000">/oblog/value.replace(/[^u4E00-u9FA5]/g,'')"</SPAN><SPAN=20
                              style=3D"COLOR: =
#0000ff">&gt;</SPAN></DIV></DIV>3."=20
                              =D6=BB=C4=DC=CA=C7=D3=A2=CE=C4=20
                              <DIV=20
                              style=3D"BORDER-RIGHT: windowtext 0.5pt =
solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; =
PADDING-LEFT: 5.4pt; BACKGROUND: #e6e6e6; PADDING-BOTTOM: 4px; =
BORDER-LEFT: windowtext 0.5pt solid; WIDTH: 95%; WORD-BREAK: break-all; =
PADDING-TOP: 4px; BORDER-BOTTOM: windowtext 0.5pt solid">
                              <DIV><SPAN style=3D"COLOR: =
#000000">&lt;</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">script&nbsp;language</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">javascript</SPAN><SPAN=20
                              style=3D"COLOR: #000000">&gt;</SPAN><SPAN=20
                              style=3D"COLOR: #000000"><BR></SPAN><SPAN=20
                              style=3D"COLOR: =
#0000ff">function</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&nbsp;onlyEng()<BR>{<BR></SPAN><SPAN=20
                              style=3D"COLOR: #0000ff">if</SPAN><SPAN=20
                              style=3D"COLOR: #000000">(</SPAN><SPAN=20
                              style=3D"COLOR: #000000">!</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">(event.keyCode</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&gt;=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">65</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&amp;&amp;</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">event.keyCode</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&lt;=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">90</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">))<BR>event.returnvalue</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #0000ff">false</SPAN><SPAN =

                              style=3D"COLOR: =
#000000">;<BR>}<BR></SPAN><SPAN=20
                              style=3D"COLOR: #000000">&lt;/</SPAN><SPAN =

                              style=3D"COLOR: =
#000000">script</SPAN><SPAN=20
                              style=3D"COLOR: #000000">&gt;</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000"><BR><BR></SPAN><SPAN=20
                              style=3D"COLOR: #000000">&lt;</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">input&nbsp;onkeydown</SPAN><SPAN=20
                              style=3D"COLOR: #000000">=3D</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">onlyEng();</SPAN><SPAN=20
                              style=3D"COLOR: #000000">"</SPAN><SPAN=20
                              style=3D"COLOR: =
#000000">&gt;</SPAN></DIV></DIV>
                              <P>4. =
=D6=BB=C4=DC=CA=C7=CA=FD=D7=D6<BR>&lt;script=20
                              language=3Djavascript&gt;<BR>function=20
                              =
onlyNum()<BR>{<BR>if(!((event.keyCode&gt;=3D48&amp;&amp;event.keyCode&lt;=
=3D57)||(event.keyCode&gt;=3D96&amp;&amp;event.keyCode&lt;=3D105)))<BR>//=
=BF=BC=C2=C7=D0=A1=BC=FC=C5=CC=C9=CF=B5=C4=CA=FD=D7=D6=BC=FC<BR>event.ret=
urnvalue=3Dfalse;<BR>}<BR>&lt;/script&gt;</P>
                              <P>&lt;input =
onkeydown=3D"onlyNum();"&gt;</P>
                              <P>5. =
=D6=BB=C4=DC=CA=C7=D3=A2=CE=C4=D7=D6=B7=FB=BA=CD=CA=FD=D7=D6<BR>&lt;input=
=20