var-update

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var-update

Updates a variable by passing its current value to commands and storing the result.

name

String

Name of the variable to update

commands

Commands

Commands to execute with the current value as initial stack value

return

void

No return value.

Test Case:Increment a number variable

<div></div>

<var-set name="count" value="10" type="number"></var-set>
<var-update name="count">
  <number-add value="5">
</var-update>
<var-get name="count">
<assert-equal value="15" type="number">

Test Case:Append to a string variable

<div></div>

<var-set name="text" value="hello"></var-set>
<var-update name="text">
  <string-append string=" world">
</var-update>
<var-get name="text">
<assert-equal value="hello world" type="string">

Test succeeded

Test failed