====== assert ======

===== Description =====

Test a boolean value, and if false, display an error message and halt script execution.

===== Function prototype =====

<code>
void assert <bool:Condition> <string:Message>
</code>

===== Arguments =====

^ Name ^ Type ^ Comment ^
| Condition | bool | The boolean value to be tested. |
| Message | string | The string of text to be displayed if //Condition// is false. |

===== Return value =====

None. 

===== Example =====

<code>
// create an integer
new int "i"

// set it to 9
set i 9

// and assert if 'i' is not greater than 10
assert <zs:isgt i 10> "'i' must be greater than 10"
</code>


===== Comments =====

None.

===== See also =====

  * [[plugins:general:zeoscript:reference:functions:if]]
  * [[plugins:general:zeoscript:reference:functions:echo]]