Tandy 1000 Basic Reference Manual page 400

Index
EOF Fn 92, 150-151
Equal sign 52
EQV 54
ERASE St 88, 152
ERDEV Fn 92, 153
ERDEV$ Fn 92, 154
ERL St 88, 155
ERR St 88, 156
ERROR St 88, 157
Error codes 365-373
Error messages 365-372
Errors 153-157, 365-372
device 153-154
ERDEV 153
ERDEV$ 154
ERL 155
ERR 156
ERROR 157
RESUME 293
simulate 157
trapping 156, 157, 228
EXP Fn 92, 158
Exponent, natural 158
Exponential numbers 48
Exponentiation 51
Expressions 51, 175
Extensions 12
File control block 358-360
Filenames 12, 13
Files see Disk files
FIX Fn 92, 163
Format 18-19
Formatting printing 214, 270-275
FORTRAN routines 106
FRE Fn 92, 167
Function keys 190-193
assigning 190
displaying 191
trapping 192-193, 232-233
Functions 56, 92-94
Function, user 137
FIELD St 88, 159-168
FILES St 88, 161-162
FOR/NEXT St 88, 164-166
398