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testTime.cpp
C++语言:
testTime.cpp
#include
#include
#include "time.h"
using namespace std;
#define num 1000000000
const int global = 123;
void testFor()
{
int i = 0;
time_t time1,time2;
time1 = time(NULL);
while(i
i += 1;
}
time2 = time(NULL);
cout "for-loop:\t"
}
void testAdd()
{
int i = 0;
int value1 = 123;
int value2 = 234;
int value3 = 0;
time_t time1,time2;
time1 = time(NULL);
while(i
value3 = value1 + value2;
i += 1;
}
time2 = time(NULL);
cout "add:\t"
}
void testSubtract()
{
int i = 0;
int value1 = 123;
int value2 = 234;
int value3 = 0;
time_t time1,time2;
time1 = time(NULL);
while(i
value3 = value2 - value1;
i += 1;
}
time2 = time(NULL);
cout "subtract:\t"
}
void testMultiply()
{
int i = 0;
int value1 = 123;
int value2 = 234;
int value3 = 0;
time_t time1,time2;
time1 = time(NULL);
while(i
value3 = value1 * value2;
i += 1;
}
time2 = time(NULL);
cout "multiply:\t"
}
void testDivide()
{
int i = 0;
int value1 = 123;
int value2 = 234;
int value3 = 0;
time_t time1,time2;
time1 = time(NULL);
while(i
value3 = value1 / value2;
i += 1;
}
time2 = time(NULL);
cout "divide:\t"
}
void testDivide2()
{
int i = 0;
int value1 = 123;
int value2 = 234;
int value3 = 0;
int temp = (1/value1);
time_t time1,time2;
time1 = time(NULL);
while(i
value3 = value2 * temp;
i += 1;
}
time2 = time(NULL);
cout "divide2:\t"
}
void testVar()
{
int i = 0;
time_t time1,time2;
time1 = time(NULL);
while(i
int a = 1;
int b = 2;
int c = 3;
i += 1;
}
time2 = time(NULL);
cout "var:\t"
}
void testIf()
{
int i = 0;
int value = 123;
time_t time1,time2;
time1 = time(NULL);
while(i
if(value 12)
continue;
i += 1;
}
time2 = time(NULL);
cout "if:\t"
}
void testReadGlobal()
{
int i = 0;
int value = 123;
time_t time1,time2;
time1 = time(NULL);
while(i
value = global;
i += 1;
}
time2 = time(NULL);
cout "readGlobal:\t"
}
void testConcatStrings()
{
int i = 0;
string string1 = "abcdefghijklmnopqrstuvxyz";
string string2 = "abcdefghijklmnopqrstuvxyz";
string string3 = "";
time_t time1,time2;
time1 = time(NULL);
while(i
string3 = string1 + string2;
i += 1;
}
time2 = time(NULL);
cout "concatStrings:\t"
}
int main()
{
testFor();
testAdd();
testSubtract();
testMultiply();
testDivide();
testDivide2();
testVar();
testIf();
testReadGlobal();
testConcatStrings();
return 0;
}
testTime.py
Python语言:
testTime.py
#!/usr/bin/python
#-*- coding:utf-8 -*-
import time
num = 1000000000
gValue = 123
def testFor():
i = 0
time1 = time.localtime()
while i
i += 1
time2 = time.localtime()
print 'for-loop:\t',time.mktime(time2) - time.mktime(time1)
def testAdd():
i = 0
value1 = 123
value2 = 234
value3 = 0
time1 = time.localtime()
while i
value3 = value1 + value2
i += 1
time2 = time.localtime()
print 'add:\t',time.mktime(time2) - time.mktime(time1)
def testSubtract():
i = 0
value1 = 123
value2 = 234
value3 = 0
time1 = time.localtime()
while i
value3 = value2 - value1
i += 1
time2 = time.localtime()
print 'substract:\t',time.mktime(time2) - time.mktime(time1)
def testMultiply():
i = 0
value1 = 123
value2 = 234
value3 = 0
time1 = time.localtime()
while i
value3 = value2 * value1
i += 1
time2 = time.localtime()
print 'multiply:\t',time.mktime(time2) - time.mktime(time1)
def testDivide():
i = 0
value1 = 123
value2 = 234
value3 = 0
time1 = time.localtime()
while i
value3 = value2 / value1
i += 1
time2 = time.localtime()
print 'divide:\t',time.mktime(time2) - time.mktime(time1)
def testDivide2():
i = 0
value1 = 123
value2 = 234
value3 = 0
temp = (1/value1)
time1 = time.localtime()
while i
value3 = value2 * temp
i += 1
time2 = time.localtime()
print 'divide2:\t',time.mktime(time2) - time.mktime(time1)
def testVar():
i = 0
time1 = time.localtime()
while i
a = 1
b = 2
c = 3
i += 1
time2 = time.localtime()
print 'var:\t',time.mktime(time2) - time.mktime(time1)
def testIf():
i = 0
value1 = 123
time1 = time.localtime()
while i
if value1 12:
pass
i += 1
time2 = time.localtime()
print 'if:\t',time.mktime(time2) - time.mktime(time1)
def testReadGlobal():
i = 0
value1 = 123
time1 = time.localtime()
while i
value1 = gValue
i += 1
time2 = time.localtime()
print 'readGlobal:\t',time.mktime(time2) - time.mktime(time1)
def testConcatStrings():
i = 0
string1 = 'abcdefghijklmnopqrstuvxyz'
string2 = 'abcdefghijklmnopqrstuvxyz'
string3 = ''
time1 = time.localtime()
while i
string3 = string1 + string2
i += 1
time2 = time.localtime()
print 'concatStrings:\t',time.mktime(time2) - time.mktime(time1)
if __name__=='__main__':
testFor()
testAdd()
testSubtract()
testMultiply()
testDivide()
testDivide2()
testVar()
testIf()
testReadGlobal()
testConcatStrings()
本文来自ChinaUnix博客,如果查看原文请点:http://blog.chinaunix.net/u2/80381/showart_1217972.html |
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