In this last example, we will use the index() method to get the search string in the list:try: my_list.index(search_string) print(True) except ValueError: print(False) # TrueThis example attempts to find the in
In this first example, we will use Python’s index() method to get the index of the search element in the list:try: index = my_list.index(search_element) except ValueError: index = None print(index) # 2In this example, we used the index() method of lists to find the index of ...
Learn how to find the index of elements containing a specific string in a list using Python. This guide provides examples and explanations.
Find the index of an item in a list having multiple frequencies When we have multiple frequencies of an item to be found, theindex()method returns the index of the first occurrence. # String listcities=["bangalore","chennai","mangalore","chennai","delhi"]# Item to be founditem="chennai...
It will print the index value of an item from thelist_name. Example 1: # listlist=["Gwalior","Bhopal","Indore","Noida","Delhi","Ajmer"]# Now, using the index() to get the index# of "Inodre"Index_Value=list.index("Indore")# Printing the indexprint(Index_Value) ...
Python List Index Finding With theforLoop Method To find the index of an element in the list in Python, we can also use theforloop method. The code is: consonants=["b","f","g","h","j","k"]check="j"position=-1foriinrange(len(consonants)):ifconsonants[i]==check:position=ibr...
python之string模块的find 函数原型:find(str,pos_start,pos_end) 解释:str:被查找“字串”(气味字符串的函数);pos_start:查找的首字母位置(从0开始计数。默认:0);pos_end:查找的末 尾位置(不包括末尾位置。默认-1) 返回值:如果查到:返回查找的第一个出现的额位置,否则,返回-1。
In the section of this blog on how to find index of element in list with Python, we will learn how to set up a test environment. However, before that, let’s understand the pytest framework. What is the pytest framework? Pytest is a very popular Python test automation framework (mainly...
33.Python字符串方法find以及与序列解包的技巧结合 代码语言:javascript 代码运行次数:0 >>>path=r"E:\ab\PycharmProjects">>>*a,b=path.split("\\")>>>b'PycharmProjects' 2.字符串方法find可以在字符串中查找子串,若找到,返回子字符串首字符的索引,若未找到,则返回-1。
Do you need more explanations on how to find the index of the first occurrence of an element in a list in Python? Then you should have a look at the following YouTube video of the Statistics Globe YouTube channel.In the video, we explain in some more detail how to find the index of...