console.warn()¶

Description¶

The console.warn() method displays an informational message in yellow color to the console, each message is marked with a warning icon. This method is used for pointing out potential problems that are not critical, but need to be fixed. The method can take several arguments and display them on one line.

Syntax¶

JS

console.warn(message1: any, message2: any, messageN: any) -> void

Parameters¶

Parameter	Type	Description
`message1`	`any`	The text of the message.
`message2`	`any`	The text of the message.
`messageN`	`any`	The text of the message.

Return value¶

Type	Description
`void`	An empty value.

Example¶

JS
// One Parameter
console.warn('warn text')

// Multiple Parameters
console.warn('text1', 'text2')
console.warn('text1', 'text2', .. , 'text10')

// Different types of Parameters
console.warn('text1', 123, true, { key: 'value' })