Example
Set the initial length of a flex-item to 200 pixels:
document.getElementById("myBlueDiv").style.flexBasis = "200px";Try it Yourself »
Definition and Usage
The flexBasis property specifies the initial length of a flexible item.
Note: If the element is not a flexible item, the flexBasis property has no effect.
Browser Support
The flexBasis property is supported in IE10+, Firefox, Opera, and Chrome.
Note: Safari 6.1+ supports an alternative, the WebkitFlexBasis property.
Syntax
Return the flexBasis property:
object.style.flexBasis
Set the flexBasis property:
object.style.flexBasis="number|auto|initial|inherit"
Property Values
| Value | Description |
|---|---|
| number | A length unit, or percentage, specifying the initial length of the flexible item(s) |
| auto | Default value. The length is equal to the length of the flexible item. If the item has no length specified, the length will be according to its content |
| initial | Sets this property to its default value. Read about initial |
| inherit | Inherits this property from its parent element. Read about inherit |
Technical Details
| Default Value: | auto |
|---|---|
| Return Value: | A String, representing the flex-basis property of an element |
| CSS Version | CSS3 |
Related Pages
CSS reference: flex-basis property
HTML DOM STYLE Reference: flex property
HTML DOM STYLE Reference: flexDirection property
HTML DOM STYLE Reference: flexFlow property
HTML DOM STYLE Reference: flexGrow property
HTML DOM STYLE Reference: flexShrink property
HTML DOM STYLE Reference: flexWrap property
< Style Object