# Checking if the Object is a Factor in R Programming – is.factor() Function

function in R Language is used to check if the object passed to the function is a Factor or not. It returns a boolean value as output.**is.factor()**

Syntax:is.factor(Object)

Parameters:Object:Object to be checked

**Example 1:**

`# Creating a vector ` `x<` `-` `c(` `"female"` `, ` `"male"` `, ` `"male"` `, ` `"female"` `) ` ` ` `# Converting the vector x into a factor named gender ` `gender<` `-` `factor(x) ` ` ` `# Using is.factor() Function` `is` `.factor(gender)` |

**Output:**

[1] TRUE

**Example 2:**

`# Creating a vector ` `x<` `-` `c(` `"female"` `, ` `"male"` `, ` `"male"` `, ` `"female"` `) ` ` ` `# Converting the vector x into a factor named gender ` `gender<` `-` `factor(x) ` ` ` `# Using is.factor() Function` `is` `.factor(x)` |

**Output:**

[1] FALSE