com.vaadin.flow.internal.JavaScriptSemantics API 24.1.16 | Vaadin

You're viewing an older version of Vaadin JavaDoc. Please see version 24.7.0 for the latest.

com.vaadin.flow.internal.

java.lang.Object

com.vaadin.flow.internal.JavaScriptSemantics

public class JavaScriptSemantics extends Object

Helpers for replicating JavaScript semantics in Java.

For internal use only. May be renamed or removed in a future release.

Since:

1.0

Author:

Vaadin Ltd

Method Summary

Modifier and Type

Method

Description

static boolean

isTrueish(Object value)

Gets the boolean value of the provided value: null is false.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details
- isTrueish
  
  public static boolean isTrueish(Object value)
  
  Gets the boolean value of the provided value:
  - null is false.
  - String values are true, except for the empty string.
  - Numerical values are true, except for 0 and NaN.
  - JSON object and JSON array values are always true.
  Parameters:
  
  value - the value to check for truthness
  
  Returns:
  
  true if the provided value is trueish according to JavaScript semantics, otherwise false