JavaScript Fonksiyon Referans Listesi
Javascript üstseviye, matematik, mantıksal, dizi, zaman, string fonksiyonları referans listesi
Üst Seviye Fonksiyonlar
FF: Firefox, N: Netscape, IE: Internet Explorer
| Function | Description | FF | N | IE |
|---|---|---|---|---|
| decodeURI() | Decodes an encoded URI | 1 | 4 | 5.5 |
| decodeURIComponent() | Decodes an encoded URI component | 1 | 4 | 5.5 |
| encodeURI() | Encodes a string as a URI | 1 | 4 | 5.5 |
| encodeURIComponent() | Encodes a string as a URI component | 1 | 4 | 5.5 |
| escape() | Encodes a string | 1 | - | 3 |
| eval() | Evaluates a string and executes it as if it was script code | 1 | 2 | 3 |
| isFinite() | Checks if a value is a finite number | 1 | 4 | 4 |
| isNaN() | Checks if a value is not a number | 1 | 2 | 3 |
| Number() | Converts an object's value to a number | 1 | ||
| parseFloat() | Parses a string and returns a floating point number | 1 | 2 | 3 |
| parseInt() | Parses a string and returns an integer | 1 | 2 | 3 |
| String() | Converts an object's value to a string | 1 | ||
| unescape() | Decodes a string encoded by escape() | 1 | - | 3 |
Üst Seviye Özellikler
| Property | Description | FF | N | IE |
|---|---|---|---|---|
| Infinity | A numeric value that represents positive or negative infinity | 1 | 4 | 4 |
| NaN | Indicates that a value is "Not a Number" | 1 | 4 | 4 |
| undefined | Indicates that a variable has not been assigned a value | 1 | 4 | 5.5 |
Matematik Fonksiyonları
FF: Firefox, N: Netscape, IE: Internet Explorer
| Method | Description | FF | N | IE |
|---|---|---|---|---|
| abs(x) | Returns the absolute value of a number | 1 | 2 | 3 |
| acos(x) | Returns the arccosine of a number | 1 | 2 | 3 |
| asin(x) | Returns the arcsine of a number | 1 | 2 | 3 |
| atan(x) | Returns the arctangent of x as a numeric value between -PI/2 and PI/2 radians | 1 | 2 | 3 |
| atan2(y,x) | Returns the angle theta of an (x,y) point as a numeric value between -PI and PI radians | 1 | 2 | 3 |
| ceil(x) | Returns the value of a number rounded upwards to the nearest integer | 1 | 2 | 3 |
| cos(x) | Returns the cosine of a number | 1 | 2 | 3 |
| exp(x) | Returns the value of Ex | 1 | 2 | 3 |
| floor(x) | Returns the value of a number rounded downwards to the nearest integer | 1 | 2 | 3 |
| log(x) | Returns the natural logarithm (base E) of a number | 1 | 2 | 3 |
| max(x,y) | Returns the number with the highest value of x and y | 1 | 2 | 3 |
| min(x,y) | Returns the number with the lowest value of x and y | 1 | 2 | 3 |
| pow(x,y) | Returns the value of x to the power of y | 1 | 2 | 3 |
| random() | Returns a random number between 0 and 1 | 1 | 2 | 3 |
| round(x) | Rounds a number to the nearest integer | 1 | 2 | 3 |
| sin(x) | Returns the sine of a number | 1 | 2 | 3 |
| sqrt(x) | Returns the square root of a number | 1 | 2 | 3 |
| tan(x) | Returns the tangent of an angle | 1 | 2 | 3 |
| toSource() | Represents the source code of an object | 1 | 4 | - |
| valueOf() | Returns the primitive value of a Math object | 1 | 2 | 4 |
Matematik Nesne Özellikleri
| Property | Description | FF | N | IE |
|---|---|---|---|---|
| constructor | A reference to the function that created the object | 1 | 2 | 4 |
| E | Returns Euler's constant (approx. 2.718) | 1 | 2 | 3 |
| LN2 | Returns the natural logarithm of 2 (approx. 0.693) | 1 | 2 | 3 |
| LN10 | Returns the natural logarithm of 10 (approx. 2.302) | 1 | 2 | 3 |
| LOG2E | Returns the base-2 logarithm of E (approx. 1.414) | 1 | 2 | 3 |
| LOG10E | Returns the base-10 logarithm of E (approx. 0.434) | 1 | 2 | 3 |
| PI | Returns PI (approx. 3.14159) | 1 | 2 | 3 |
| prototype | Allows you to add properties and methods to the object | 1 | 2 | 4 |
| SQRT1_2 | Returns the square root of 1/2 (approx. 0.707) | 1 | 2 | 3 |
| SQRT2 | Returns the square root of 2 (approx. 1.414) | 1 | 2 | 3 |
Boolean Nesne Metotları
FF: Firefox, N: Netscape, IE: Internet Explorer
| Method | Description | FF | N | IE |
|---|---|---|---|---|
| toSource() | Represents the source code of an object | 1 | 4 | - |
| toString() | Converts a Boolean value to a string and returns the result | 1 | 4 | 4 |
| valueOf() | Returns the primitive value of a Boolean object | 1 | 4 | 4 |
Boolean Nesne Özellikleri
| Property | Description | FF | N | IE |
|---|---|---|---|---|
| constructor | A reference to the function that created the object | 1 | 2 | 4 |
| prototype | Allows you to add properties and methods to the object | 1 | 2 | 4 |
Dizi Nesne Metotları
FF: Firefox, N: Netscape, IE: Internet Explorer
| Method | Description | FF | N | IE |
|---|---|---|---|---|
| concat() | Joins two or more arrays and returns the result | 1 | 4 | 4 |
| join() | Puts all the elements of an array into a string. The elements are separated by a specified delimiter | 1 | 3 | 4 |
| pop() | Removes and returns the last element of an array | 1 | 4 | 5.5 |
| push() | Adds one or more elements to the end of an array and returns the new length | 1 | 4 | 5.5 |
| reverse() | Reverses the order of the elements in an array | 1 | 3 | 4 |
| shift() | Removes and returns the first element of an array | 1 | 4 | 5.5 |
| slice() | Returns selected elements from an existing array | 1 | 4 | 4 |
| sort() | Sorts the elements of an array | 1 | 3 | 4 |
| splice() | Removes and adds new elements to an array | 1 | 4 | 5.5 |
| toSource() | Represents the source code of an object | 1 | 4 | - |
| toString() | Converts an array to a string and returns the result | 1 | 3 | 4 |
| unshift() | Adds one or more elements to the beginning of an array and returns the new length | 1 | 4 | 6 |
| valueOf() | Returns the primitive value of an Array object | 1 | 2 | 4 |
Dizi Nesne Özellikleri
| Property | Description | FF | N | IE |
|---|---|---|---|---|
| constructor | A reference to the function that created the object | 1 | 2 | 4 |
| index | 1 | 3 | 4 | |
| input | 1 | 3 | 4 | |
| length | Sets or returns the number of elements in an array | 1 | 2 | 4 |
| prototype | Allows you to add properties and methods to the object | 1 | 2 | 4 |
Zaman Nesne Fonksiyonları
FF: Firefox, N: Netscape, IE: Internet Explorer
| Method | Description | FF | N | IE |
|---|---|---|---|---|
| Date() | Returns today's date and time | 1 | 2 | 3 |
| getDate() | Returns the day of the month from a Date object (from 1-31) | 1 | 2 | 3 |
| getDay() | Returns the day of the week from a Date object (from 0-6) | 1 | 2 | 3 |
| getMonth() | Returns the month from a Date object (from 0-11) | 1 | 2 | 3 |
| getFullYear() | Returns the year, as a four-digit number, from a Date object | 1 | 4 | 4 |
| getYear() | Returns the year, as a two-digit or a four-digit number, from a Date object. Use getFullYear() instead !! | 1 | 2 | 3 |
| getHours() | Returns the hour of a Date object (from 0-23) | 1 | 2 | 3 |
| getMinutes() | Returns the minutes of a Date object (from 0-59) | 1 | 2 | 3 |
| getSeconds() | Returns the seconds of a Date object (from 0-59) | 1 | 2 | 3 |
| getMilliseconds() | Returns the milliseconds of a Date object (from 0-999) | 1 | 4 | 4 |
| getTime() | Returns the number of milliseconds since midnight Jan 1, 1970 | 1 | 2 | 3 |
| getTimezoneOffset() | Returns the difference in minutes between local time and Greenwich Mean Time (GMT) | 1 | 2 | 3 |
| getUTCDate() | Returns the day of the month from a Date object according to universal time (from 1-31) | 1 | 4 | 4 |
| getUTCDay() | Returns the day of the week from a Date object according to universal time (from 0-6) | 1 | 4 | 4 |
| getUTCMonth() | Returns the month from a Date object according to universal time (from 0-11) | 1 | 4 | 4 |
| getUTCFullYear() | Returns the four-digit year from a Date object according to universal time | 1 | 4 | 4 |
| getUTCHours() | Returns the hour of a Date object according to universal time (from 0-23) | 1 | 4 | 4 |
| getUTCMinutes() | Returns the minutes of a Date object according to universal time (from 0-59) | 1 | 4 | 4 |
| getUTCSeconds() | Returns the seconds of a Date object according to universal time (from 0-59) | 1 | 4 | 4 |
| getUTCMilliseconds() | Returns the milliseconds of a Date object according to universal time (from 0-999) | 1 | 4 | 4 |
| parse() | Takes a date string and returns the number of milliseconds since midnight of January 1, 1970 | 1 | 2 | 3 |
| setDate() | Sets the day of the month in a Date object (from 1-31) | 1 | 2 | 3 |
| setMonth() | Sets the month in a Date object (from 0-11) | 1 | 2 | 3 |
| setFullYear() | Sets the year in a Date object (four digits) | 1 | 4 | 4 |
| setYear() | Sets the year in the Date object (two or four digits). Use setFullYear() instead !! | 1 | 2 | 3 |
| setHours() | Sets the hour in a Date object (from 0-23) | 1 | 2 | 3 |
| setMinutes() | Set the minutes in a Date object (from 0-59) | 1 | 2 | 3 |
| setSeconds() | Sets the seconds in a Date object (from 0-59) | 1 | 2 | 3 |
| setMilliseconds() | Sets the milliseconds in a Date object (from 0-999) | 1 | 4 | 4 |
| setTime() | Calculates a date and time by adding or subtracting a specified number of milliseconds to/from midnight January 1, 1970 | 1 | 2 | 3 |
| setUTCDate() | Sets the day of the month in a Date object according to universal time (from 1-31) | 1 | 4 | 4 |
| setUTCMonth() | Sets the month in a Date object according to universal time (from 0-11) | 1 | 4 | 4 |
| setUTCFullYear() | Sets the year in a Date object according to universal time (four digits) | 1 | 4 | 4 |
| setUTCHours() | Sets the hour in a Date object according to universal time (from 0-23) | 1 | 4 | 4 |
| setUTCMinutes() | Set the minutes in a Date object according to universal time (from 0-59) | 1 | 4 | 4 |
| setUTCSeconds() | Set the seconds in a Date object according to universal time (from 0-59) | 1 | 4 | 4 |
| setUTCMilliseconds() | Sets the milliseconds in a Date object according to universal time (from 0-999) | 1 | 4 | 4 |
| toSource() | Represents the source code of an object | 1 | 4 | - |
| toString() | Converts a Date object to a string | 1 | 2 | 4 |
| toGMTString() | Converts a Date object, according to Greenwich time, to a string. Use toUTCString() instead !! | 1 | 2 | 3 |
| toUTCString() | Converts a Date object, according to universal time, to a string | 1 | 4 | 4 |
| toLocaleString() | Converts a Date object, according to local time, to a string | 1 | 2 | 3 |
| UTC() | Takes a date and returns the number of milliseconds since midnight of January 1, 1970 according to universal time | 1 | 2 | 3 |
| valueOf() | Returns the primitive value of a Date object | 1 | 2 | 4 |
Zaman Nesne Özellikleri
| Property | Description | FF | N | IE |
|---|---|---|---|---|
| constructor | A reference to the function that created the object | 1 | 4 | 4 |
| prototype | Allows you to add properties and methods to the object |
String Nesne Fonksiyonları
FF: Firefox, N: Netscape, IE: Internet Explorer
| Method | Description | FF | N | IE |
|---|---|---|---|---|
| anchor() | Creates an HTML anchor | 1 | 2 | 3 |
| big() | Displays a string in a big font | 1 | 2 | 3 |
| blink() | Displays a blinking string | 1 | 2 | |
| bold() | Displays a string in bold | 1 | 2 | 3 |
| charAt() | Returns the character at a specified position | 1 | 2 | 3 |
| charCodeAt() | Returns the Unicode of the character at a specified position | 1 | 4 | 4 |
| concat() | Joins two or more strings | 1 | 4 | 4 |
| fixed() | Displays a string as teletype text | 1 | 2 | 3 |
| fontcolor() | Displays a string in a specified color | 1 | 2 | 3 |
| fontsize() | Displays a string in a specified size | 1 | 2 | 3 |
| fromCharCode() | Takes the specified Unicode values and returns a string | 1 | 4 | 4 |
| indexOf() | Returns the position of the first occurrence of a specified string value in a string | 1 | 2 | 3 |
| italics() | Displays a string in italic | 1 | 2 | 3 |
| lastIndexOf() | Returns the position of the last occurrence of a specified string value, searching backwards from the specified position in a string | 1 | 2 | 3 |
| link() | Displays a string as a hyperlink | 1 | 2 | 3 |
| match() | Searches for a specified value in a string | 1 | 4 | 4 |
| replace() | Replaces some characters with some other characters in a string | 1 | 4 | 4 |
| search() | Searches a string for a specified value | 1 | 4 | 4 |
| slice() | Extracts a part of a string and returns the extracted part in a new string | 1 | 4 | 4 |
| small() | Displays a string in a small font | 1 | 2 | 3 |
| split() | Splits a string into an array of strings | 1 | 4 | 4 |
| strike() | Displays a string with a strikethrough | 1 | 2 | 3 |
| sub() | Displays a string as subscript | 1 | 2 | 3 |
| substr() | Extracts a specified number of characters in a string, from a start index | 1 | 4 | 4 |
| substring() | Extracts the characters in a string between two specified indices | 1 | 2 | 3 |
| sup() | Displays a string as superscript | 1 | 2 | 3 |
| toLowerCase() | Displays a string in lowercase letters | 1 | 2 | 3 |
| toUpperCase() | Displays a string in uppercase letters | 1 | 2 | 3 |
| toSource() | Represents the source code of an object | 1 | 4 | - |
| valueOf() | Returns the primitive value of a String object | 1 | 2 | 4 |
String Nesne Özellikleri
| Property | Description | FF | N | IE |
|---|---|---|---|---|
| constructor | A reference to the function that created the object | 1 | 4 | 4 |
| length | Returns the number of characters in a string | 1 | 2 | 3 |
| prototype | Allows you to add properties and methods to the object | 1 | 2 | 4 |
Kaynak www.w3schools.com/jsref/default.asp
