diff options
| -rwxr-xr-x | GradeBook.tcl | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/GradeBook.tcl b/GradeBook.tcl index b1d7e82..fa09ef0 100755 --- a/GradeBook.tcl +++ b/GradeBook.tcl @@ -92,6 +92,14 @@ proc htmlErrorMsg { msg } { puts "<div class=\"errormsg\">error: $msg</div>" } +proc htmlReplaceEmptyString { string } { + # empty string replaced with "---" + regsub {^$} $string "---" string + # white spaces only string replaced with "---" + regsub {^\s+$} $string "---" string + set string +} + proc htmlDBout {db permission_list {sort_col {}}} { array set permission $permission_list global script_name @@ -140,7 +148,8 @@ proc htmlDBout {db permission_list {sort_col {}}} { } foreach index $v(*) { if { $index != "*" } { - puts -nonewline "<td>$v($index)</td>" + set col_value [htmlReplaceEmptyString $v($index)] + puts -nonewline "<td>$col_value</td>" } } puts "</tr>" @@ -512,7 +521,8 @@ proc htmlStudentGrades { db user } { } foreach index $v(*) { if { $index != "*" } { - puts -nonewline "<td>$v($index)</td>" + set col_value [htmlReplaceEmptyString $v($index)] + puts -nonewline "<td>$col_value</td>" } } puts "</tr>" |