ReFind
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Uses a regular expression (RE) to search a string for a pattern, starting from a specified position.
The search is case-sensitive. It will return numeric if returnsubexpressions is false and a struct of arrays named "len", "match" and "pos" when returnsubexpressions is true.
reg_expression
string
true
The regular expression to search for
string
string
true
The string to serach in
start
integer
false
The position from which to start searching in the string. Default is 1.
1
returnSubExpressions
boolean
false
True: if the regular expression is found, the first array element contains the length and position, respectively, of the first match. If the regular expression contains parentheses that group subexpressions, each subsequent array element contains the length and position, respectively, of the first occurrence of each group. If the regular expression is not found, the arrays each contain one element with the value 0. False: the function returns the position in the string where the match begins. Default.
false
scope
string
false
"one": returns the first value that matches the regex. "all": returns all values that match the regex.
one