before-substring

text →
before-substring(
    substring: text,
    count?: integer
) → text

Returns the substring of the argument string, containing all the characters immediately preceding the first occurrence of the string passed in parameter. If the parameter value is null or empty then the function returns empty.

Parameters

Name	Type	Required	Description
substring	text	Yes	The string to seek.
count	integer	No	The number of character positions to examine.

Examples

"Hello World" | before-substring("lo") → "Hel"
"Hello World" | before-substring("lo", 2) → "(null)"

Kind: Function
Scope: text/selection
Aliases: text-to-before-substring