# Get the Sign of Elements of a Numeric Vector in R Programming – sign() Function

function in R Language is used to find the sign of the elements of the numeric vector provided as argument. It does not work on complex vectors.**sign()**

Syntax:sign(x)

Parameter:xrepresents numeric vector

Returns:1 for Positive number and -1 for Negative Number

**Example 1:**

`# Create a variable` `x <- 1` `y <- -100` ` ` `# Check sign` `cat` `(` `"Sign of x:"` `, ` `sign` `(x), ` `"\n"` `)` `cat` `(` `"Sign of y:"` `, ` `sign` `(y))` |

**Output:**

Sign of x: 1 Sign of y: -1

**Example 2:**

`# Creating a vector` `x <- ` `c` `(1, 5, 0, -10, 100, -20, 10, -69)` ` ` `# Check Sign` `cat` `(` `"Sign of elements of vector x: "` `, ` `sign` `(x), ` `"\n"` `)` |

**Output:**

Sign of elements of vector x: 1 1 0 -1 1 -1 1 -1