zeek50.html
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<title>String Functions in JavaScript</title>
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<script>
var str="This is my string for JS.";
console.log(str);
//First occurence of substring starting from 0 which is T in my str.
var position= str.indexOf('is');
console.log("First occurence of 'is' in my string starting from 0 is: "+position);
//Last occurence of substring starting from 0 which is T in my str.
var position=str.lastIndexOf('is');
console.log("Last occurence of 'is' in my string starting from 0 is: "+position);
// Getting a substring from a string
var substrg= str.slice(1,9);
console.log("Slicing string from position 1 to 9 appears as: "+substrg);
// Replacing a word from string.
var replaced=str.replace('string','Zeek');
console.log('Old string:'+ str);
console.log('Replaced string:'+ replaced);
//UpperCase and LowerCase appearance of string.
var upperCase= str.toUpperCase(str);
console.log('String in Upper Case is:'+upperCase);
var LowerCase= str.toLowerCase(str);
console.log('String in Lower Case is:'+LowerCase);
//Trimming function in JS
var strAtWhiteSpaces=' This is my string with white spaces '
console.log('Without trimming:'+ strAtWhiteSpaces )
console.log('With trimming:'+ strAtWhiteSpaces.trim())
//Getting character from position
console.log("Character at position 5 starting from 0 is: "+ str[5])
</script>
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