@mfonabasiudobia/str-func

Better javascript string functions similar to php

Installation

npm install @mfonabasiudobia/str-func

Usage

import { strtoupper, str_shuffle, strtolower, trim, strlen, ucwords, ucfirst, lcfirst, rand, rtrim, ltrim, explode, implode  } from "@mfonabasiudobia/str-func"

strtoupper

The strtoupper() function converts a string to uppercase

1const str = strtoupper('hello world!');
2// returns 'HELLO WORLD!'

strtolower

The strtolower() function converts a string to lowercase

1const str = strtolower('HELLO WORLD!');
2// returns 'hello world!'

trim

The trim() function removes whitespace or other predefined characters from both sides of a string

1const str = trim('   alpha   ');
2// returns 'alpha'
3
4// OR
5
6const str = trim('   alpha   ', 'a'); //the second parameter is optional, it specifies which character to remove from the string
7// returns 'lph'
8
9// OR 
10
11const str = trim('   Alpha   ', 'a', false); //the third parameter set to false indicates case insensitivity
12// returns 'lph'
13
14// OR 
15
16const str = trim('   Alpha   ', 'a', true); or trim('   Alpha   ', 'a'); 
17// returns 'Alph'
18
19//by default third parameter is set to true

rtrim

The rtrim() function removes whitespace or other predefined characters from right sides of a string

1const str = rtrim('   alpha   ');
2// returns '   alpha'
3
4// OR
5
6const str = rtrim('   alpha   ', 'a'); //the second parameter is optional, it specifies which character to remove from the string
7// returns '   alph'
8
9// OR 
10
11const str = rtrim('   Alpha   ', 'A', false); //the third parameter set to false indicates case insensitivity
12// returns '   Alph'
13
14// OR 
15
16const str = rtrim('   Alpha   ', 'a', true); or rtrim('   Alpha   ', 'a'); 
17// returns '   Alpha'
18
19
20//by default third parameter is set to true
21

ltrim

The ltrim() function removes whitespace or other predefined characters from left sides of a string

1const str = ltrim('   alpha   ');
2// returns 'alpha   '
3
4// OR
5
6const str = ltrim('   alpha   ', 'a'); //the second parameter is optional, it specifies which character to remove from the string
7// returns 'lpha   '
8
9// OR 
10
11const str = ltrim('   Alpha   ', 'a', false); //the third parameter set to false indicates case insensitivity
12// returns 'lpha   '
13
14// OR 
15
16const str = ltrim('   Alpha   ', 'a', true); or ltrim('   Alpha   ', 'a'); 
17// returns 'Alpha   '
18
19//by default third parameter is set to true
20

strlen

The strlen() function returns the length of a string

1const str = strlen('HELLO WORLD!');
2// returns 12

rand

The rand() function generates a random integer

1const str = rand();
2// returns 127929382383

Example tip

If you want a random integer between 10 and 100 (inclusive), use rand(10, 100)

1rand();
2
3//or
4
5rand(min, max);

str_shuffle

The str_shuffle() function randomly shuffles all the characters of a string

1const str = str_shuffle('hello world!');
2// returns oldlre loWH

ucwords

The ucwords() function converts the first character of each word in a string to uppercase

1const str = ucwords('hello world!');
2// returns Hello World!
3
4//or
5
6const str = ucwords('he|llo world!',"|"); //the second parameter is optional, it specifies the word separator character
7//returns He|Llo world!
8

ucfirst

The ucfirst() function converts the first character of a string to uppercase

1const str = ucfirst('hello world!');
2// returns Hello world!

lcfirst

The lcfirst() function converts the first character of a string to lowercase

1const str = lcfirst('Hello world!');
2// returns hello world!

explode

The explode() function breaks a string into an array

1const str = explode('hello,world',",");
2// returns ['hello','world']

implode

The implode() function returns a string from the elements of an array

1const str = implode(['hello','world'],"#");
2// returns hello#world