{{alias}}( arrays, predicate[, thisArg] ) Tests whether at least one element in an ndarray passes a test implemented by a predicate function. A provided "ndarray" should be an object with the following properties: - dtype: data type. - data: data buffer. - shape: dimensions. - strides: stride lengths. - offset: index offset. - order: specifies whether an ndarray is row-major (C-style) or column-major (Fortran-style). The predicate function is provided the following arguments: - value: current array element. - indices: current array element indices. - arr: the input ndarray. If provided an empty ndarray, the function returns `false`. Parameters ---------- arrays: ArrayLikeObject Array-like object containing an input ndarray. predicate: Function Predicate function. thisArg: any (optional) Predicate function execution context. Returns ------- out: boolean Boolean indicating whether at least one element in an ndarray passes a test implemented by a predicate function. Examples -------- // Define ndarray data and meta data... > var xbuf = new {{alias:@stdlib/array/float64}}( [ 1.0, 1.0, 1.0, 1.0 ] ); > var dt = 'float64'; > var sh = [ 2, 2 ]; > var sx = [ 2, 1 ]; > var ox = 0; > var ord = 'row-major'; // Define a callback... > function clbk( v ) { return v > 0.0; }; // Using an ndarray... > var x = {{alias:@stdlib/ndarray/ctor}}( dt, xbuf, sh, sx, ox, ord ); > {{alias}}( [ x ], clbk ) true // Using a minimal ndarray-like object... > xbuf = new {{alias:@stdlib/array/float64}}( [ -1.0, -1.0, -1.0, 0.0 ] ); > x = { ... 'dtype': dt, ... 'data': xbuf, ... 'shape': sh, ... 'strides': sx, ... 'offset': ox, ... 'order': ord ... }; > {{alias}}( [ x ], clbk ) false See Also --------