EXISTU

NAME

exist- Verify if a system function exist.

SYNOPSIS

existf(string);

DESCRIPTION

This function is used to check if a system function exist.

EXAMPLES

if existu("ct") then
...
endif

AUTHOR

Written by Pierre Laplante and Caroline Laplante, <laplante@sednove.com>

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See also

dump

Dump all variables.

error

Generate an error and stop execution.

existc

Check if a class exist

existf

Check if a function exist

existm

Check if a method exist in a class

finish

Finish execution.

listc

Return an array of all class currently defined.

listf

Return an array of all system functions

listm

Return an array of all method currently defined.

listu

Return an array of all user functions

pool

Push an existing pool or create a new one

ref

Return the value of a variable

sleep

Sleep for a while

stop

Stop execution.

utils

Utility and exception functions