Java How To's Add Two Numbers Count Words Reverse a String Sum of Array Elements Convert String to Array Sort an Array Find Array Average Find Smallest Element ArrayList Loop HashMap Loop Loop Through an Enum Area of Rectangle Even or Odd Number Positive or Negative Square Root Random Number...
Java File HandlingJava Files Java Create/Write Files Java Read Files Java Delete Files Java How To'sAdd Two Numbers Count Words Reverse a String Sum of Array Elements Convert String to Array Sort an Array Find Array Average Find Smallest Element ArrayList Loop HashMap Loop Loop Through an ...
ExampleGet your own Java Server Convert a string to achararray: // Create a stringStringmyStr="Hello";// Convert the string to a char arraychar[]myArray=myStr.toCharArray();// Print the first element of the arraySystem.out.println(myArray[0]); ...
Explainer-In-Chief Feb 2010 This is the compatibility code for Array.sum Array.prototype.sum=function() {vari, sum;for(i =0, sum =0; i <this.length; sum +=this[i++]);returnsum; } This is the compatability code forArray.filter ...
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A string can be converted to an array with thesplit()method: Example text.split(",")// Split on commas text.split(" ")// Split on spaces text.split("|")// Split on pipe Try it Yourself » If the separator is omitted, the returned array will contain the whole string in index ...
Replace Microsoft: lettext ="Visit Microsoft!"; letresult = text.replace("Microsoft","W3Schools"); Try it Yourself » A global replacement: lettext ="Mr Blue has a blue house and a blue car"; letresult = text.replace(/blue/g,"red"); ...
❮ String Methods ExampleGet your own Java Server Find out if the string starts with the specified characters: StringmyStr="Hello";System.out.println(myStr.startsWith("Hel"));// trueSystem.out.println(myStr.startsWith("llo"));// falseSystem.out.println(myStr.startsWith("o"));// fal...
Java StringcompareToIgnoreCase()Method ❮ String Methods ExampleGet your own Java Server Compare two strings, ignoring lower case and upper case differences: StringmyStr1="HELLO";StringmyStr2="hello";System.out.println(myStr1.compareToIgnoreCase(myStr2)); ...
constmyArray = text.split(""); Try it Yourself » Use the limit parameter: constmyArray = text.split(" ",3); Try it Yourself » More examples below. Description Thesplit()method splits a string into an array of substrings.