[shell script] Pause to wait for user key press and for-loop

#!/bin/bash

# Waits for user key press.

Pause()
{
 OLDCONFIG='stty -g'
 stty -icanon -echo min 1 time 0
 dd count=1 2>/dev/null
 stty $OLDCONFIG
}

echo "press a key to continue..."
Pause 

echo "wait 10s"
sleep 10

# for loop 1~10000, i++
for i in 'seq 1 10000'; 
do
    echo "Run $i times"

done