stdlib 350 assert 350 assertion 347 utilities 347 utility 347 utils 347 util 347 is 323 check 318 javascript 313 node 313 node-js 313 nodejs 313 validate 302 test 289 valid 239 type 228 isvalid 130 array 105 object 88 typed 67 isarray 59 number 55 string 51 equal 50 numeric 49 same 49 strict 48 typed array 47 isequal 47 obj 47 typed-array 46 isstrictequal 42 issame 38 primitive 36 issamevalue 31 has 30 property 30 prop 29 istypedarray 28 isnumber 28 integer 26 ndarray 24 ndarray-like 24 isndarray 24 str 23 isnumeric 23 own 22 int 21 isstring 21 prototype 16 double 15 istyped 15 proto 15 inherited 14 double-precision 14 2d 14 float 14 single-precision 14 in 13 matrix 13 ismatrix 13 collection 13 isobject 12 isinteger 12 array-like 12 float64 11 float32 11 complex128 11 complex64 11 readable 11 writable 11 float32array 10 single 10 square 10 function 10 float64array 10 generic 10 environment 10 validation 9 descriptor 9 complex128array 9 complex64array 9 uri 9 runtime 9 buffer 8 isuri 8 isurl 8 url 8 date 8 uint8array 8 isalmostequal 7 exception 7 err 7 ieee754 7 error 7 iserr 7 iserror 7 verify 7 negative 7