assert

method Console.assert

Jump to heading#Console.assert(condition?: boolean,
...data: any[],
): void

Tests that an expression is true. If not, logs an error message

Examples Jump to heading

console.assert(1 === 1, "This won't show");
console.assert(1 === 2, "This will show an error");

optional

Jump to heading#condition: boolean

The expression to test for truthiness

Jump to heading#<span>...data</span>: any[]

void