s.strip() .lstrip() .rstrip(",") 去空格及特殊符号
复制字符串
Python
#strcpy(sStr1,sStr2)
sStr1 = "strcpy"
sStr2 = sStr1
sStr1 = "strcpy2"
print sStr2
连接字符串
代码如下Python
#strcat(sStr1,sStr2)
sStr1 = "strcat"
sStr2 = "append"
sStr1 += sStr2
print sStr1
查找字符
代码如下< 0 未找到
Python
#strchr(sStr1,sStr2)
sStr1 = "strchr"
sStr2 = "s"
nPos = sStr1.index(sStr2)
print nPos
比较字符串
代码如下Python
#strcmp(sStr1,sStr2)
sStr1 = "strchr"
sStr2 = "strch"
print cmp(sStr1,sStr2)
扫描字符串是否包含指定的字符
代码如下Python
#strspn(sStr1,sStr2)
sStr1 = "12345678"
sStr2 = "456"
#sStr1 and chars both in sStr1 and sStr2
print len(sStr1 and sStr2)
字符串长度
代码如下Python
#strlen(sStr1)
sStr1 = "strlen"
print len(sStr1)
将字符串中的大小写转换
代码如下Python
#strlwr(sStr1)
sStr1 = "JCstrlwr"
sStr1 = sStr1.upper()
#sStr1 = sStr1.lower()
print sStr1
追加指定长度的字符串
代码如下Python
#strncat(sStr1,sStr2,n)
sStr1 = "12345"
sStr2 = "abcdef"
n = 3
sStr1 += sStr2[0:n]
print sStr1
字符串指定长度比较
代码如下Python
#strncmp(sStr1,sStr2,n)
sStr1 = "12345"
sStr2 = "123bc"
n = 3
print cmp(sStr1[0:n],sStr2[0:n])
复制指定长度的字符
代码如下Python
#strncpy(sStr1,sStr2,n)
sStr1 = ""
sStr2 = "12345"
n = 3
sStr1 = sStr2[0:n]
print sStr1
将字符串前n个字符替换为指定的字符
代码如下Python
#strnset(sStr1,ch,n)
sStr1 = "12345"
ch = "r"
n = 3
sStr1 = n * ch + sStr1[3:]
print sStr1
扫描字符串
代码如下Python
#strpbrk(sStr1,sStr2)
sStr1 = "cekjgdklab"
sStr2 = "gka"
nPos = -1
for c in sStr1:
if c in sStr2:
nPos = sStr1.index(c)
break
print nPos
翻转字符串
代码如下Python
#strrev(sStr1)
sStr1 = "abcdefg"
sStr1 = sStr1[::-1]
print sStr1
查找字符串
代码如下Python
#strstr(sStr1,sStr2)
sStr1 = "abcdefg"
sStr2 = "cde"
print sStr1.find(sStr2)
分割字符串
代码如下Python
#strtok(sStr1,sStr2)
sStr1 = "ab,cde,fgh,ijk"
sStr2 = ","
sStr1 = sStr1[sStr1.find(sStr2) + 1:]
print sStr1
或者
代码如下s = "ab,cde,fgh,ijk"
print(s.split(","))
连接字符串
代码如下Python
delimiter = ","
mylist = ["Brazil", "Russia", "India", "China"]
print delimiter.join(mylist)
PHP 中 addslashes 的实现
Python
def addslashes(s):
d = {""":"\"", """:"\"", "":"\", "\":"\\"}
return "".join(d.get(c, c) for c in s)
s = "John "Johny" Doe (a.k.a. "Super Joe")\"
print s
print addslashes(s)
只显示字母与数字
代码如下Python
def OnlyCharNum(s,oth=""):
s2 = s.lower();
fomart = "abcdefghijklmnopqrstuvwxyz0123456789"
for c in s2:
if not c in fomart:
s = s.replace(c,"");
return s;
print(OnlyStr("a000 aa-b"))
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