String.remove()

Description

Modify in place a String removing chars from the provided index to the end of the String or from the provided index to index plus count.

Syntax

myString.remove(index)

myString.remove(index, count)

Parameter Values

  • myString: a variable of type String.
  • index: The position at which to start the remove process (zero indexed). Allowed data types: unsigned int.
  • count: The number of characters to remove. Allowed data types: unsigned int.

Return Values

  • Nothing

Example Code

void setup() { Serial.begin(9600); String myString = "Arduino"; Serial.println(myString); // string before myString.remove(2, 2); Serial.println(myString); // string after } void loop() { }

The result on Serial Monitor:

Newbiely | Arduino IDE 2.3.8
──
File
Edit
Sketch
Tools
Help
Arduino Uno
Newbiely.ino
···
8 Serial.println("Hello World!");
Output
Serial Monitor
Message (Enter to send message to 'Arduino Uno' on 'COM15')
New Line
9600 baud
Arduino Arino
Ln 11, Col 1
Arduino Uno on COM15
2

※ NOTES AND WARNINGS:

If the string is modified, it is highly recommended using String.reserve() to prevent the memory fragmentation issue

See Also

ARDUINO BUY RECOMMENDATION

Arduino UNO R3
Arduino Starter Kit
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