stdlib 314 assert 314 nodejs 312 node-js 312 node 312 javascript 312 assertion 311 utilities 311 utility 311 utils 311 util 311 is 287 check 282 validate 266 test 253 valid 206 type 192 isvalid 125 object 87 array 81 isarray 57 number 55 string 51 numeric 49 obj 47 typed array 45 typed-array 45 typed 43 primitive 36 has 30 property 30 prop 29 isnumber 28 istypedarray 27 integer 25 ndarray 23 isnumeric 23 ndarray-like 23 isndarray 23 str 23 own 22 isstring 21 int 21 equal 19 same 18 strict 17 prototype 16 isstrictequal 16 issame 16 isequal 16 istyped 15 proto 15 issamevalue 15 inherited 14 2d 14 double 13 ismatrix 13 in 13 matrix 13 double-precision 12 single-precision 12 array-like 12 isinteger 12 collection 12 isobject 12 readable 11 writable 11 environment 10 float 10 function 10 square 10 single 10 float32array 9 complex64 9 complex128 9 descriptor 9 float32 9 uri 9 float64array 9 float64 9 runtime 9 validation 9 url 8 complex64array 8 isurl 8 isuri 8 complex128array 8 buffer 8 verify 7 error 7 date 7 err 7 exception 7 iserr 7 iserror 7 symmetric 7 symm 7 nonnegative 7 ieee754 7 negative 7