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1.1 misho 1: --TEST-- 2: Test round() - basic function test for round() 3: --INI-- 4: precision=14 5: --FILE-- 6: <?php 7: /* Prototype : float round ( float $val [, int $precision ] ) 8: * Description: Returns the rounded value of val to specified precision (number of digits 9: * after the decimal point) 10: * Source code: ext/standard/math.c 11: */ 12: 13: echo "*** Testing round() : basic functionality ***\n"; 14: 15: $values = array(123456789, 16: 123.456789, 17: -4.5679123, 18: 1.23E4, 19: -4.567E3, 20: 0x234567, 21: 067777777, 22: "1.234567", 23: "2.3456789e8", 24: "0x1234CDEF"); 25: 26: $precision = array(2, 27: 8, 28: 0x3, 29: 04, 30: 3.6, 31: "2", 32: "0x03", 33: "04", 34: "3.6", 35: "2.1e1", 36: null, 37: true, 38: false); 39: 40: for ($i = 0; $i < count($values); $i++) { 41: echo "round: $values[$i]\n"; 42: for ($j = 0; $j < count($precision); $j++) { 43: $res = round($values[$i], $precision[$j]); 44: echo "...with precision $precision[$j]-> "; 45: var_dump($res); 46: } 47: } 48: ?> 49: ===Done=== 50: --EXPECTF-- 51: *** Testing round() : basic functionality *** 52: round: 123456789 53: ...with precision 2-> float(123456789) 54: ...with precision 8-> float(123456789) 55: ...with precision 3-> float(123456789) 56: ...with precision 4-> float(123456789) 57: ...with precision 3.6-> float(123456789) 58: ...with precision 2-> float(123456789) 59: ...with precision 0x03-> float(123456789) 60: ...with precision 04-> float(123456789) 61: ...with precision 3.6-> float(123456789) 62: ...with precision 2.1e1-> float(123456789) 63: ...with precision -> float(123456789) 64: ...with precision 1-> float(123456789) 65: ...with precision -> float(123456789) 66: round: 123.456789 67: ...with precision 2-> float(123.46) 68: ...with precision 8-> float(123.456789) 69: ...with precision 3-> float(123.457) 70: ...with precision 4-> float(123.4568) 71: ...with precision 3.6-> float(123.457) 72: ...with precision 2-> float(123.46) 73: ...with precision 0x03-> float(123.457) 74: ...with precision 04-> float(123.4568) 75: ...with precision 3.6-> float(123.457) 76: ...with precision 2.1e1-> float(123.456789) 77: ...with precision -> float(123) 78: ...with precision 1-> float(123.5) 79: ...with precision -> float(123) 80: round: -4.5679123 81: ...with precision 2-> float(-4.57) 82: ...with precision 8-> float(-4.5679123) 83: ...with precision 3-> float(-4.568) 84: ...with precision 4-> float(-4.5679) 85: ...with precision 3.6-> float(-4.568) 86: ...with precision 2-> float(-4.57) 87: ...with precision 0x03-> float(-4.568) 88: ...with precision 04-> float(-4.5679) 89: ...with precision 3.6-> float(-4.568) 90: ...with precision 2.1e1-> float(-4.5679123) 91: ...with precision -> float(-5) 92: ...with precision 1-> float(-4.6) 93: ...with precision -> float(-5) 94: round: 12300 95: ...with precision 2-> float(12300) 96: ...with precision 8-> float(12300) 97: ...with precision 3-> float(12300) 98: ...with precision 4-> float(12300) 99: ...with precision 3.6-> float(12300) 100: ...with precision 2-> float(12300) 101: ...with precision 0x03-> float(12300) 102: ...with precision 04-> float(12300) 103: ...with precision 3.6-> float(12300) 104: ...with precision 2.1e1-> float(12300) 105: ...with precision -> float(12300) 106: ...with precision 1-> float(12300) 107: ...with precision -> float(12300) 108: round: -4567 109: ...with precision 2-> float(-4567) 110: ...with precision 8-> float(-4567) 111: ...with precision 3-> float(-4567) 112: ...with precision 4-> float(-4567) 113: ...with precision 3.6-> float(-4567) 114: ...with precision 2-> float(-4567) 115: ...with precision 0x03-> float(-4567) 116: ...with precision 04-> float(-4567) 117: ...with precision 3.6-> float(-4567) 118: ...with precision 2.1e1-> float(-4567) 119: ...with precision -> float(-4567) 120: ...with precision 1-> float(-4567) 121: ...with precision -> float(-4567) 122: round: 2311527 123: ...with precision 2-> float(2311527) 124: ...with precision 8-> float(2311527) 125: ...with precision 3-> float(2311527) 126: ...with precision 4-> float(2311527) 127: ...with precision 3.6-> float(2311527) 128: ...with precision 2-> float(2311527) 129: ...with precision 0x03-> float(2311527) 130: ...with precision 04-> float(2311527) 131: ...with precision 3.6-> float(2311527) 132: ...with precision 2.1e1-> float(2311527) 133: ...with precision -> float(2311527) 134: ...with precision 1-> float(2311527) 135: ...with precision -> float(2311527) 136: round: 14680063 137: ...with precision 2-> float(14680063) 138: ...with precision 8-> float(14680063) 139: ...with precision 3-> float(14680063) 140: ...with precision 4-> float(14680063) 141: ...with precision 3.6-> float(14680063) 142: ...with precision 2-> float(14680063) 143: ...with precision 0x03-> float(14680063) 144: ...with precision 04-> float(14680063) 145: ...with precision 3.6-> float(14680063) 146: ...with precision 2.1e1-> float(14680063) 147: ...with precision -> float(14680063) 148: ...with precision 1-> float(14680063) 149: ...with precision -> float(14680063) 150: round: 1.234567 151: ...with precision 2-> float(1.23) 152: ...with precision 8-> float(1.234567) 153: ...with precision 3-> float(1.235) 154: ...with precision 4-> float(1.2346) 155: ...with precision 3.6-> float(1.235) 156: ...with precision 2-> float(1.23) 157: ...with precision 0x03-> float(1.235) 158: ...with precision 04-> float(1.2346) 159: ...with precision 3.6-> float(1.235) 160: ...with precision 2.1e1-> float(1.234567) 161: ...with precision -> float(1) 162: ...with precision 1-> float(1.2) 163: ...with precision -> float(1) 164: round: 2.3456789e8 165: ...with precision 2-> float(234567890) 166: ...with precision 8-> float(234567890) 167: ...with precision 3-> float(234567890) 168: ...with precision 4-> float(234567890) 169: ...with precision 3.6-> float(234567890) 170: ...with precision 2-> float(234567890) 171: ...with precision 0x03-> float(234567890) 172: ...with precision 04-> float(234567890) 173: ...with precision 3.6-> float(234567890) 174: ...with precision 2.1e1-> float(234567890) 175: ...with precision -> float(234567890) 176: ...with precision 1-> float(234567890) 177: ...with precision -> float(234567890) 178: round: 0x1234CDEF 179: ...with precision 2-> float(305450479) 180: ...with precision 8-> float(305450479) 181: ...with precision 3-> float(305450479) 182: ...with precision 4-> float(305450479) 183: ...with precision 3.6-> float(305450479) 184: ...with precision 2-> float(305450479) 185: ...with precision 0x03-> float(305450479) 186: ...with precision 04-> float(305450479) 187: ...with precision 3.6-> float(305450479) 188: ...with precision 2.1e1-> float(305450479) 189: ...with precision -> float(305450479) 190: ...with precision 1-> float(305450479) 191: ...with precision -> float(305450479) 192: ===Done===