join

join ( array array , string|default:',' _separator , default:true _nullIsEmptyString ) : string

Join elements of an array by a glue. ex: join(["a","b"]) retunrs "a,b".

Parameters

array

_separator (optional)

_nullIsEmptyString (optional)

[true|false|"ignore"]. If the entry is null, it is replacer by "". Avoid to have something like that : string1,null,string3 (behavior if false). Other possibility: set this parameter to "ignore", the null entry is simply ignored (string1,string3)