Description: Count the number of elements in a list
Syntax: llength list
Argument: a list
Returns: length
See Also: lappend, list, length
Examples: #example 1
if {[llength $things)] > 2} {
append things "a b c d e f g"
}
Returns the number of elements list. List must be created using a list command (list, lappend, etc.)
# example 2
# split value into lines, trimming leading and trailing
# space.
set value2 {}
foreach ln [split $value \n] {
set ln [string trim $ln]
if {[string length $ln] > 65} {
SETVAL "text50=line longer than 65 chars"
}
lappend value2 $ln
}