Iterating

Edit pageLast modified: 16 June 2025

Iterate over rows:

for (row in df) {
    println(row.age)
}

df.forEach {
    println(it.age)
}

df.rows().forEach {
    println(it.age)
}

Iterate over columns:

Iterate over cells:

// from top to bottom, then from left to right
df.values().forEach {
    println(it)
}

// from left to right, then from top to bottom
df.values(byRows = true).forEach {
    println(it)
}