Table creation: Difference between revisions
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=={{header|Tcl}}== |
=={{header|Tcl}}== |
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Tables, as used in relational databases, seem far away conceptually from Tcl. However, the following code demonstrates how a table (implemented as a list of lists, the first being the header line) can be type-checked and rendered: |
Tables, as used in relational databases, seem far away conceptually from Tcl. However, the following code demonstrates how a table (implemented as a list of lists, the first being the header line) can be type-checked and rendered: |
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<lang Tcl> |
<lang Tcl>proc table_update {_tbl row args} { |
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proc table_update {_tbl row args} { |
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upvar $_tbl tbl |
upvar $_tbl tbl |
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set heads [lindex $tbl 0] |
set heads [lindex $tbl 0] |
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balance 0.0 \ |
balance 0.0 \ |
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created 2009-05-14 |
created 2009-05-14 |
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puts [table_format $mytbl] |
puts [table_format $mytbl]</lang> |
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</lang> |
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Output: |
Output: |
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<pre> |
<pre> |
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