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PSeInt SubCadena: take part of a text

Takes a piece out of a text, from one position to another (both included).

Group:
String Functions
Template
SubCadena
Open it in Codoritmo

Opens the editor with this example loaded. Run it step by step and watch the flowchart.

Worked example

A complete algorithm, ready to copy and run.

subcadena-substring.psc · 3 lines
Algoritmo Example    Escribir SubCadena("pseudocodigo", 1, 6)FinAlgoritmo

Output

Shows: pseudo

This is what the console shows when the example runs.

pseudo

Common mistake

Depending on the profile, the first letter is at position 1 or 0.

Some details depend on your school's profile. See the language profiles.

In a flowchart

This is how it appears in a flowchart, with the same shapes Codoritmo draws.

ini ← SubCadena(s, 1, 3)
Used inside a calculation. It has no shape of its own; it's used inside a calculation. Flowchart: a process rectangle reading "ini ← SubCadena(s, 1, 3)", with one arrow in and one arrow out.
Draw the flowchart of your own algorithm →

Template

The general form. Replace what's inside < > with your own data.

SubCadena · 1 line
SubCadena(<cadena>, <inicio>, <fin>)

Examples that use it

Programs from the example library where it appears, from the simplest to the most complete.

  • Name Initials

    Gets the initials of a full name.

    Beginner

  • Palindromes

    Checks whether a phrase reads the same forwards and backwards.

    Intermediate

  • Count Vowels

    Counts the vowels, spaces and other characters in a text.

    Intermediate

  • Data Formatting

    Fixes upper and lower case, and converts between text and numbers.

    Intermediate

  • Reusable Validation

    Validates the email and age on a sign-up form.

    Intermediate

  • Caesar Cipher

    Encrypts a message by shifting each letter of the alphabet.

    Advanced
See every Text example →

More string functions

Codoritmo is an independent, open-source project inspired by PSeInt and compatible with its syntax. It is not affiliated with the PSeInt project. Official PSeInt website.