RosettaCodeData/Task/Exceptions/Tcl/exceptions-2.tcl

27 lines
405 B
Tcl

set f "non-existent-file.txt"
try {
puts "try begin"
set fd [open $f "r" ]
set contents [read $fd]
puts "try end"
} on error { results options } {
puts stderr "results: $results"
foreach {opt val} $options {
puts stderr "options:\t$opt $val"
}
}
puts "after try block"
if {[info exists contents] } {
puts "$contents"
} else {
puts stderr "no contents read"
}