repl.txt (1555B)
1 2 {{alias}}( value ) 3 Tests if a value is a triangular number. 4 5 Return values are not reliable for numbers greater than 1125899906842624. 6 7 Parameters 8 ---------- 9 value: any 10 Value to test. 11 12 Returns 13 ------- 14 bool: boolean 15 Boolean indicating whether value is a triangular number. 16 17 Examples 18 -------- 19 > var bool = {{alias}}( 36.0 ) 20 true 21 > bool = {{alias}}( new Number( 36.0 ) ) 22 true 23 > bool = {{alias}}( 3.14 ) 24 false 25 > bool = {{alias}}( -5.0 ) 26 false 27 > bool = {{alias}}( null ) 28 false 29 30 31 {{alias}}.isPrimitive( value ) 32 Tests if a value is a number primitive which is a triangular number. 33 34 Parameters 35 ---------- 36 value: any 37 Value to test. 38 39 Returns 40 ------- 41 bool: boolean 42 Boolean indicating whether value is a number primitive which is a 43 triangular number. 44 45 Examples 46 -------- 47 > var bool = {{alias}}.isPrimitive( 36.0 ) 48 true 49 > bool = {{alias}}.isPrimitive( new Number( 36.0 ) ) 50 false 51 52 53 {{alias}}.isObject( value ) 54 Tests if a value is a number object having a value which is a triangular 55 number. 56 57 Parameters 58 ---------- 59 value: any 60 Value to test. 61 62 Returns 63 ------- 64 bool: boolean 65 Boolean indicating whether value is a number object having a value which 66 is a triangular number. 67 68 Examples 69 -------- 70 > var bool = {{alias}}.isObject( 36.0 ) 71 false 72 > bool = {{alias}}.isObject( new Number( 36.0 ) ) 73 true 74 75 76 See Also 77 -------- 78