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Test if an object has a specified property.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- object
- obj
- has
- hasown
- hasownproperty
- property
- View more
published version 0.2.2, 8 months ago468 dependents licensed under $Apache-2.0
1,814,654
Test if a value is a regular expression.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- valid
- validate
- regular expression
- regexp
- regex
- is
- View more
published version 0.2.2, 8 months ago6 dependents licensed under $Apache-2.0
1,781,576
Test if a value is a Uint16Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- uint16array
- uint16
- unsigned
- integer
- int
- uint
- View more
published version 0.2.2, 8 months ago1 dependents licensed under $Apache-2.0
1,674,728
Test if a value is a Uint8Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- uint8array
- uint8
- unsigned
- integer
- int
- uint
- View more
published version 0.2.2, 8 months ago63 dependents licensed under $Apache-2.0
1,628,023
Check if an environment is little endian.
published version 0.2.2, 8 months ago12 dependents licensed under $Apache-2.0
1,595,013
Test if a value is an array.
published version 0.2.2, 8 months ago51 dependents licensed under $Apache-2.0
1,756,116
Return a function which tests if every element in an array passes a test condition.
published version 0.2.2, 8 months ago4 dependents licensed under $Apache-2.0
1,750,367
Test if a value is object-like.
published version 0.2.2, 8 months ago15 dependents licensed under $Apache-2.0
1,755,122
Test if a value is a Buffer object.
published version 0.2.2, 8 months ago19 dependents licensed under $Apache-2.0
1,805,242
Check if an environment is big endian.
published version 0.2.2, 8 months ago2 dependents licensed under $Apache-2.0
1,546,863
Test if a value is a plain object.
published version 0.2.2, 8 months ago402 dependents licensed under $Apache-2.0
1,734,069
Test if a value is a regular expression string.
- stdlib
- stdassert
- assertion
- assert
- utils
- util
- utilities
- utility
- isregexp
- regular expression
- regexp
- regex
- regular
- expression
- View more
published version 0.2.2, 8 months ago72 dependents licensed under $Apache-2.0
1,321,057
Test if a value is a string.
published version 0.2.2, 8 months ago278 dependents licensed under $Apache-2.0
1,794,117
Test if a value is a boolean.
published version 0.2.2, 8 months ago193 dependents licensed under $Apache-2.0
1,768,062
Test if a value is a function.
published version 0.2.2, 8 months ago362 dependents licensed under $Apache-2.0
1,752,234
Test if a value is a Float64Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- float64array
- float64
- double
- ieee754
- typed
- typed array
- View more
published version 0.2.2, 8 months ago5 dependents licensed under $Apache-2.0
1,699,195
Test if a value is a Uint32Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- uint32array
- uint32
- unsigned
- integer
- int
- uint
- View more
published version 0.2.2, 8 months ago15 dependents licensed under $Apache-2.0
1,627,976
Test if a value is an object.
published version 0.2.2, 8 months ago25 dependents licensed under $Apache-2.0
1,784,121
Test if a value is a Float32Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- float32array
- float32
- float
- typed
- typed array
- typed-array
- View more
published version 0.2.2, 8 months ago4 dependents licensed under $Apache-2.0
1,748,283
Test if a value is a number.
published version 0.2.2, 8 months ago165 dependents licensed under $Apache-2.0
1,696,972