asp (javascript) full-width and half-width conversion code dbc2sbc_javascript skills

asp full-width and half-width conversion function
When flag=-1, half-width to full-width is performed
When flag=0, half-width and full-width conversion are performed
When flag=1, full-width to half-width is converted

Copy code The code is as follows:

<%
Function DBC2SBC(Str, flag)
Dim i, sStr
If Len(Str)<= 0 Then Exit Function
DBC2SBC = ""
For i = 1 To Len(Str)
sStr = Asc(Mid(Str, i , 1))
Select Case flag
Case -1
If sStr>0 And sStr<= 125 Then
DBC2SBC = DBC2SBC & Chr(Asc(Mid(Str, i, 1)) - 23680)
Else
DBC2SBC = DBC2SBC & Mid(Str, i, 1)
End If
Case 0
If sStr>0 And sStr<= 125 Then
DBC2SBC = DBC2SBC & Chr(Asc(Mid(Str, i, 1)) -23680)
Else
DBC2SBC = DBC2SBC & Chr(Asc(Mid(Str, i, 1)) 23680)
End If
Case 1
If sStr<0 Or sStr>125 Then
DBC2SBC = DBC2SBC & Chr(Asc(Mid(Str, i, 1)) 23680)
Else
DBC2SBC = DBC2SBC & Mid( Str, i, 1)
End If
End Select
Next
End Function
%>

javascript version full-width and half-width conversion function

Copy code The code is as follows:

function dbc2sbc(sStr){
var dbc2sbc = sStr;
for (var i = 65281; i < 65375; i ) {
var re = new RegExp(String.fromCharCode(i), "g");
var va = String .fromCharCode(i - 65248);
dbc2sbc = dbc2sbc.replace(re, va);
}
dbc2sbc = dbc2sbc.replace(/　/g, ' ');
return dbc2sbc;
}

Javascript common function sbc2dbc()

Copy code The code is as follows:

function sbc2dbc(sStr){
var sbc2dbc = sStr;
for (var i = 33; i < 127; i ) {
stringFromCharCode = String .fromCharCode(i);
switch (stringFromCharCode) {
case "(":
case ")":
case "*":
case " ":
case " /":
case "\":
case "[":
case "]":
case "?":
case "$":
case "." :
case "^":
case "|":
stringFromCharCode = '\' stringFromCharCode;
default:
break;
}
var re = new RegExp( stringFromCharCode, "g");
var va = String.fromCharCode(i 65248);
sbc2dbc = sbc2dbc.replace(re, va);
}
sbc2dbc = sbc2dbc.replace(/ / g, '　');
return sbc2dbc;
}