---
tags:
    - "String"
    - "Null"
    - "None"
    - "Blank"
    - "Whitespace"
    - "Length"
---

# Is Empty

[Strings](index.md) / **Is Empty**

<div class="grid cards" markdown>

* :green_circle: Can Read

* :red_circle: Cannot Write

</div>

## Description

Returns True if the text has no characters at all

## Parameters

| Name | Description |
| :--- | :---------- |
| Text | The text that is checked |
| Ignore Whitespaces | Whether a text made only of spaces, tabs and new lines counts as empty |

## Code

```cs
using System;
using UnityEngine;
using VisualScript.Icons;

namespace VisualScript.Runtime
{
    [Get]

    [Title("Is Empty")]
    [Category("Strings/Is Empty")]

    [Description("Returns True if the text has no characters at all")]
    [Image(typeof(IconNull), ColorTheme.Type.Yellow, typeof(BadgeString))]

    [Parameter("Text", "The text that is checked")]
    [Parameter("Ignore Whitespaces", "Whether a text made only of spaces, tabs and new lines counts as empty")]

    [Keywords("String", "Null", "None", "Blank", "Whitespace", "Length")]

    [Serializable]
    public class TypeBoolStringIsEmpty : TypeBool
    {
        [SerializeField] private GetString m_Text = new GetString();
        [SerializeField] private GetBool m_IgnoreWhitespaces = new GetBool(true);

        public override bool GetPreview(GameObject source) => IsEmpty(
            this.m_Text.GetPreview(source),
            this.m_IgnoreWhitespaces.GetPreview(source)
        );

        public override bool Get(Args args) => IsEmpty(
            this.m_Text.Get(args),
            this.m_IgnoreWhitespaces.Get(args)
        );

        private static bool IsEmpty(string text, bool ignoreWhitespaces)
        {
            return ignoreWhitespaces
                ? string.IsNullOrWhiteSpace(text)
                : string.IsNullOrEmpty(text);
        }

        public override string ToString()
        {
            return $"{this.m_Text} is Empty";
        }

        protected override SubscriptionMode Subscription => SubscriptionMode.OnChange;
    }
}

```