A string object holds and manipulates an arbitrary sequence of bytes typically representing characters.
													
																	Ruby string contains. 
									
	
		
	
																	One of the most common operations a programmer use on strings is to check whether a string contains another string. 
																	12 convert a string into an integer. 
																	Here str is the given string. 
																	Given a string and substring we have to check whether a string contains a substring or not. 
															
													
									
	
		
	
																	String objects may be created using new or as literals. 
																	Typically methods with names ending in modify their receiver while those without a return a new. 
																	How to check a string contains another string. 
																	Because of aliasing issues users of strings should be aware of the methods that modify the contents of a string object. 
															
													
									
	
		
	
																	Ruby provides you a keyword through which you can check the availability of a substring. 
																	5 how to find out if a string contains another string. 
																	6 how to pad a ruby string. 
																	Because of aliasing issues users of strings should be aware of the methods that modify the contents of a string object. 
															
													
									
	
		
	
																	True if the given string contains the given string or character otherwise false. 
																	A substring is a sequence of characters within a string or in other words a substring is a part of the string. 
																	Is a string class method in ruby which is used to return true if the given string contains the given string or character. 
																	9 string prefix suffix. 
															
													
									
	
		
	
																	8 how to trim a string remove white space. 
																	13 check if a string is a number. 
																	7 compare strings ignoring case. 
																	11 convert an array to a string. 
															
													
									
	
		
	
																	10 convert a string to an array of characters. 
																	Typically methods with names ending in modify their receiver while those without a return.