"undefined is not a function"? — It is now!
- undefined
Repository Index
47,133 repositories indexed
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checks if foo is not defined, i.e. undefined, null, an empty string, array, object or NaN
47,133 repositories indexed
1–2 of 2 · Most stars
"undefined is not a function"? — It is now!
checks if foo is not defined, i.e. undefined, null, an empty string, array, object or NaN