`alphanumericsPattern`

Pattern that matches letters and digits.

Category: Language Fundamentals > Data Types

Syntax

pat = alphanumericsPattern

Matches one or more consecutive letters or digits.

pat = alphanumericsPattern(n)

Matches exactly n alphanumeric characters.

Description

A pattern is used wherever text functions accept a pattern: extract, contains, replace, split and others. This one matches runs of letters and digits, and stops at spaces and punctuation, which makes it a quick tokenizer.

Input arguments

n: Optional non-negative integer count.

Output arguments

pat: A pattern object.

Example

Split into alphanumeric tokens

extract("ab 12!c", alphanumericsPattern)

Output

ans = 3×1 string array

    "ab"
    "12"
    "c"

alphanumericsPattern