javascript parameters truthy falsy code example

Example 1: javascript falsy

// Falsy values:
0
''
undefined
null
NaN

Example 2: truthy and falsy values in javascript

if (true)
if ({})
if ([])
if (42)
if ("0")
if ("false")
if (new Date())
if (-42)
if (12n)
if (3.14)
if (-3.14)
if (Infinity)
if (-Infinity)