1--TEST--
2Test for pre-defined math constants
3--INI--
4precision=14
5--FILE--
6<?php
7echo "M_E= ";
8var_dump(M_E);
9echo "M_LOG2E= ";
10var_dump(M_LOG2E);
11echo "M_LOG10E= ";
12var_dump(M_LOG10E);
13echo "M_LN2= ";
14var_dump(M_LN2);
15echo "M_LN10= ";
16var_dump(M_LN10);
17echo "M_PI= ";
18var_dump(M_PI);
19echo "M_PI_2= ";
20var_dump(M_PI_2);
21echo "M_PI_4= ";
22var_dump(M_PI_4);
23echo "M_1_PI= ";
24var_dump(M_1_PI);
25echo "M_2_PI= ";
26var_dump(M_2_PI);
27echo "M_SQRTPI= ";
28var_dump(M_SQRTPI);
29echo "M_2_SQRTPI= ";
30var_dump(M_2_SQRTPI);
31echo "M_LNPI= ";
32var_dump(M_LNPI);
33echo "M_EULER= ";
34var_dump(M_EULER);
35echo "M_SQRT2= ";
36var_dump(M_SQRT2);
37echo "M_SQRT1_2= ";
38var_dump(M_SQRT1_2);
39echo "M_SQRT3= ";
40var_dump(M_SQRT3);
41echo "INF= ";
42var_dump(INF);
43echo "NAN= ";
44var_dump(NAN);
45?>
46--EXPECT--
47M_E= float(2.718281828459)
48M_LOG2E= float(1.442695040889)
49M_LOG10E= float(0.43429448190325)
50M_LN2= float(0.69314718055995)
51M_LN10= float(2.302585092994)
52M_PI= float(3.1415926535898)
53M_PI_2= float(1.5707963267949)
54M_PI_4= float(0.78539816339745)
55M_1_PI= float(0.31830988618379)
56M_2_PI= float(0.63661977236758)
57M_SQRTPI= float(1.7724538509055)
58M_2_SQRTPI= float(1.1283791670955)
59M_LNPI= float(1.1447298858494)
60M_EULER= float(0.57721566490153)
61M_SQRT2= float(1.4142135623731)
62M_SQRT1_2= float(0.70710678118655)
63M_SQRT3= float(1.7320508075689)
64INF= float(INF)
65NAN= float(NAN)
66