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CHN |
Channels Open |
Numeric string, current open channels
The CHN variable contains a listing of all currently open channels. The value returned is a string of numeric two-byte values. The CHN variable indicates channel values below 65000.
To obtain the Hex values, use the HTA( ) function.
?hta(chn)
0000001E
In this example, dec($0000$)=0 (i.e. the console) and dec($001E$)=30 (the open file's channel).